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CNA Financial Corp. – ‘10-K’ for 12/31/22 – ‘EX-101.SCH’

On:  Tuesday, 2/7/23, at 4:39pm ET   ·   For:  12/31/22   ·   Accession #:  21175-23-6   ·   File #:  1-05823

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  As Of               Filer                 Filing    For·On·As Docs:Size

 2/07/23  CNA Financial Corp.               10-K       12/31/22  163:35M

Annual Report   —   Form 10-K

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   7.85M 
 2: EX-21.1     Subsidiaries List                                   HTML     53K 
 3: EX-23.1     Consent of Expert or Counsel                        HTML     50K 
 4: EX-31.1     Certification -- §302 - SOA'02                      HTML     55K 
 5: EX-31.2     Certification -- §302 - SOA'02                      HTML     55K 
 6: EX-32.1     Certification -- §906 - SOA'02                      HTML     52K 
 7: EX-32.2     Certification -- §906 - SOA'02                      HTML     52K 
13: R1          Cover Page                                          HTML    118K 
14: R2          Audit Information                                   HTML     55K 
15: R3          Consolidated Statements of Operations               HTML    134K 
16: R4          Consolidated Statements of Comprehensive (Loss)     HTML     83K 
                Income                                                           
17: R5          Consolidated Balance Sheets                         HTML    158K 
18: R6          Consolidated Balance Sheets - (Parenthetical)       HTML     82K 
19: R7          Consolidated Statements of Cash Flows               HTML    154K 
20: R8          Consolidated Statements of Stockholders' Equity     HTML     89K 
21: R9          Consolidated Statements of Stockholders' Equity -   HTML     52K 
                (Parenthetical)                                                  
22: R10         Summary of Significant Accounting Policies          HTML    113K 
23: R11         Investments                                         HTML    350K 
24: R12         Fair Value                                          HTML    236K 
25: R13         Income Taxes                                        HTML     98K 
26: R14         Claim and Claim Adjustment Expense Reserves and     HTML   1.44M 
                Future Policy Benefit Reserves                                   
27: R15         Legal Proceedings, Contingencies and Guarantees     HTML     53K 
28: R16         Reinsurance                                         HTML    138K 
29: R17         Debt                                                HTML     77K 
30: R18         Benefit Plans                                       HTML    222K 
31: R19         Stock-Based Compensation                            HTML     65K 
32: R20         Other Intangible Assets                             HTML     73K 
33: R21         Leases                                              HTML     66K 
34: R22         Stockholders' Equity and Statutory Accounting       HTML     68K 
                Practices                                                        
35: R23         Accumulated Other Comprehensive Income (Loss) by    HTML     90K 
                Component                                                        
36: R24         Business Segments                                   HTML    351K 
37: R25         Related Party Transactions                          HTML     54K 
38: R26         Non-Insurance Revenues from Contracts with          HTML     57K 
                Customers                                                        
39: R27         Schedule I. Summary of Investments - Other Than     HTML     53K 
                Investments in Related Parties                                   
40: R28         Schedule II. Condensed Financial Information of     HTML    133K 
                Registrant (Parent Company)                                      
41: R29         Schedule III. Supplementary Insurance Information   HTML     52K 
42: R30         Schedule IV. Reinsurance                            HTML     53K 
43: R31         Schedule V. Valuation and Qualifying Accounts       HTML     91K 
44: R32         Schedule VI. Supplemental Information Concerning    HTML     71K 
                Property and Casualty Insurance Operations                       
45: R33         Summary of Significant Accounting Policies          HTML    165K 
                (Policies)                                                       
46: R34         Investments (Tables)                                HTML    349K 
47: R35         Fair Value (Tables)                                 HTML    232K 
48: R36         Income Taxes (Tables)                               HTML     96K 
49: R37         Claim and Claim Adjustment Expense Reserves and     HTML   1.44M 
                Future Policy Benefit Reserves (Tables)                          
50: R38         Reinsurance (Tables)                                HTML    134K 
51: R39         Debt (Tables)                                       HTML     73K 
52: R40         Benefit Plans (Tables)                              HTML    219K 
53: R41         Stock-Based Compensation (Tables)                   HTML     59K 
54: R42         Other Intangible Assets (Tables)                    HTML     72K 
55: R43         Leases (Tables)                                     HTML     69K 
56: R44         Stockholders' Equity and Statutory Accounting       HTML     60K 
                Practices (Tables)                                               
57: R45         Accumulated Other Comprehensive Income (Loss) by    HTML     91K 
                Component (Tables)                                               
58: R46         Business Segments (Tables)                          HTML    345K 
59: R47         Summary of Significant Accounting Policies          HTML    147K 
                (Narrative) (Details)                                            
60: R48         Investments (Net investment income) (Details)       HTML     79K 
61: R49         Investments (Narrative) (Details)                   HTML    133K 
62: R50         Investments (Net realized investment gains          HTML     67K 
                (Losses)) (Details)                                              
63: R51         Investments (Components of other-than-temporary     HTML     57K 
                impairment losses recognized in earnings)                        
                (Details)                                                        
64: R52         Investments (Summary of fixed maturity and equity   HTML    109K 
                securities) (Details)                                            
65: R53         Investments (Securities in a gross unrealized loss  HTML    100K 
                position) (Details)                                              
66: R54         Investments (Securities in a gross unrealized loss  HTML     71K 
                position by ratings) (Details)                                   
67: R55         Investments (Allowance on available-for-sale        HTML     79K 
                securities with credit impairments and PCD assets                
                activity) (Details)                                              
68: R56         Investments (Contractual maturity) (Details)        HTML     77K 
69: R57         Investments (Credit quality indicator) (Details)    HTML    103K 
70: R58         Fair Value (Assets and liabilities measured at      HTML    101K 
                fair value on a recurring basis) (Details)                       
71: R59         Fair Value (Table of reconciliation for assets and  HTML    118K 
                liabilities measured at fair value on a recurring                
                basis using significant unobservable inputs)                     
                (Details)                                                        
72: R60         Fair Value (Narrative) (Details)                    HTML     51K 
73: R61         Fair Value (Quantitative information about          HTML     65K 
                significant unobservable inputs in the fair value                
                measurement of level 3 assets) (Details)                         
74: R62         Fair Value (Carrying amount and estimated fair      HTML     74K 
                value of financial instrument assets and                         
                liabilities which are not measured at fair value)                
                (Details)                                                        
75: R63         Income Taxes (Narrative) (Details)                  HTML     82K 
76: R64         Income Taxes (Reconciliation between the Company's  HTML     66K 
                federal income tax (Expense) Benefit at Statutory                
                Rates and the Recorded Income Tax (Expense)                      
                Benefit) (Details)                                               
77: R65         Income Taxes (Current and deferred components of    HTML     61K 
                the Company's income tax (Expense) Benefit)                      
                (Details)                                                        
78: R66         Income Taxes (Significant components of the         HTML     86K 
                Company's deferred tax assets and liabilities)                   
                (Details)                                                        
79: R67         Claim and Claim Adjustment Expense Reserves and     HTML     73K 
                Future Policy Benefit Reserves (Reconciliation of                
                Liability for Unpaid Claim and Claim Adjustment                  
                Expense) (Details)                                               
80: R68         Claim and Claim Adjustment Expense Reserves and     HTML     82K 
                Future Policy Benefit Reserves (Reconciliation of                
                Claim and Claim Adjustment Expense Reserves)                     
                (Details)                                                        
81: R69         Claim and Claim Adjustment Expense Reserves and     HTML     88K 
                Future Policy Benefit Reserves (Gross and Net                    
                Carried Claim and Claim Adjustment Expense                       
                Reserves) (Details)                                              
82: R70         Claim and Claim Adjustment Expense Reserves and     HTML     61K 
                Future Policy Benefit Reserves (Net Prior Year                   
                Development) (Details)                                           
83: R71         Claim and Claim Adjustment Expense Reserves and     HTML    114K 
                Future Policy Benefit Reserves (Narrative)                       
                (Details)                                                        
84: R72         Claim and Claim Adjustment Expense Reserves and     HTML     64K 
                Future Policy Benefit Reserves (Specialty - Net                  
                Prior Year Claim and Allocated Claim Adjustment                  
                Expense Reserve Development) (Details)                           
85: R73         Claim and Claim Adjustment Expense Reserves and     HTML     68K 
                Future Policy Benefit Reserves (Specialty - Line                 
                of Business Composition) (Details)                               
86: R74         Claim and Claim Adjustment Expense Reserves and     HTML    106K 
                Future Policy Benefit Reserves (Specialty -                      
                Medical Professional Liability - Cumulative Net                  
                Incurred Claims and Allocated Claim Adjustment                   
                Expenses) (Details)                                              
87: R75         Claim and Claim Adjustment Expense Reserves and     HTML    105K 
                Future Policy Benefit Reserves (Specialty -                      
                Medical Professional Liability - Net Cumulative                  
                Paid Claim and Claim Adjustment Expenses)                        
                (Details)                                                        
88: R76         Claim and Claim Adjustment Expense Reserves and     HTML    103K 
                Future Policy Benefit Reserves (Specialty -                      
                Medical Professional Liability - Net Strengthening               
                or Releasing of Prior Accident Year Reserves)                    
                (Details)                                                        
89: R77         Claim and Claim Adjustment Expense Reserves and     HTML    106K 
                Future Policy Benefit Reserves (Specialty - Other                
                Professional Liability and Management Liability -                
                Net Incurred Claims and Allocated Claim Adjustment               
                Expenses) (Details)                                              
90: R78         Claim and Claim Adjustment Expense Reserves and     HTML    105K 
                Future Policy Benefit Reserves (Specialty - Other                
                Professional Liability and Management Liability -                
                Net Cumulative Paid Claim and Claim Adjustment                   
                Expenses) (Details)                                              
91: R79         Claim and Claim Adjustment Expense Reserves and     HTML    103K 
                Future Policy Benefit Reserves (Specialty - Other                
                Professional Liability and Management Liability -                
                Net Strengthening or Releasing of Prior Accident                 
                Year Reserves) (Details)                                         
92: R80         Claim and Claim Adjustment Expense Reserves and     HTML    105K 
                Future Policy Benefit Reserves (Specialty - Surety               
                - Net Incurred Claims and Allocated Claim                        
                Adjustment Expenses) (Details)                                   
93: R81         Claim and Claim Adjustment Expense Reserves and     HTML    105K 
                Future Policy Benefit Reserves (Specialty - Surety               
                - Net Cumulative Paid Claim and Claim Adjustment                 
                Expenses) (Details)                                              
94: R82         Claim and Claim Adjustment Expense Reserves and     HTML    102K 
                Future Policy Benefit Reserves (Specialty - Surety               
                - Net Strengthening or Releasing of Prior Accident               
                Year Reserves) (Details)                                         
95: R83         Claim and Claim Adjustment Expense Reserves and     HTML     62K 
                Future Policy Benefit Reserves (Commercial - Net                 
                Prior Year Claim and Allocated Claim Adjustment                  
                Expense Reserve Development) (Details)                           
96: R84         Claim and Claim Adjustment Expense Reserves and     HTML     66K 
                Future Policy Benefit Reserves (Commercial -                     
                Commercial Auto - Short Duration Contracts)                      
                (Details)                                                        
97: R85         Claim and Claim Adjustment Expense Reserves and     HTML    106K 
                Future Policy Benefit Reserves (Commercial -                     
                Commercial Auto - Net Incurred Claims and                        
                Allocated Claim Adjustment Expenses) (Details)                   
98: R86         Claim and Claim Adjustment Expense Reserves and     HTML    105K 
                Future Policy Benefit Reserves (Commercial -                     
                Commercial Auto - Net Cumulative Paid Claim and                  
                Claim Adjustment Expenses) (Details)                             
99: R87         Claim and Claim Adjustment Expense Reserves and     HTML    104K 
                Future Policy Benefit Reserves (Commercial -                     
                Commercial Auto - Net Strengthening or Releasing                 
                of Prior Accident Year Reserves) (Details)                       
100: R88         Claim and Claim Adjustment Expense Reserves and     HTML    106K  
                Future Policy Benefit Reserves (Commercial -                     
                General Liability - Net Incurred Claims and                      
                Allocated Claim Adjustment Expenses) (Details)                   
101: R89         Claim and Claim Adjustment Expense Reserves and     HTML    105K  
                Future Policy Benefit Reserves (Commercial -                     
                General Liability - Net Cumulative Paid Claim and                
                Claim Adjustment Expenses) (Details)                             
102: R90         Claim and Claim Adjustment Expense Reserves and     HTML    104K  
                Future Policy Benefit Reserves (Commercial -                     
                General Liability - Net Strengthening or Releasing               
                of Prior Accident Year Reserves) (Details)                       
103: R91         Claim and Claim Adjustment Expense Reserves and     HTML    106K  
                Future Policy Benefit Reserves (Commercial -                     
                Workers' Compensation - Net Incurred Claims and                  
                Allocated Claim Adjustment Expenses) (Details)                   
104: R92         Claim and Claim Adjustment Expense Reserves and     HTML    108K  
                Future Policy Benefit Reserves (Commercial -                     
                Workers' Compensation - Net Cumulative Paid Claim                
                and Claim Adjustment Expenses) (Details)                         
105: R93         Claim and Claim Adjustment Expense Reserves and     HTML    106K  
                Future Policy Benefit Reserves (Commercial -                     
                Workers' Compensation - Net Strengthening or                     
                Releasing of Prior Accident Year Reserves)                       
                (Details)                                                        
106: R94         Claim and Claim Adjustment Expense Reserves and     HTML     60K  
                Future Policy Benefit Reserves (International -                  
                Net prior year claim and allocated claim                         
                adjustment expense reserve development) (Details)                
107: R95         Claim and Claim Adjustment Expense Reserves and     HTML     61K  
                Future Policy Benefit Reserves (International -                  
                Short Duration Contracts) (Details)                              
108: R96         Claim and Claim Adjustment Expense Reserves and     HTML    106K  
                Future Policy Benefit Reserves (International -                  
                Excluding Hardy - Net Incurred Claims and                        
                Allocated Claim Adjustment Expenses) (Details)                   
109: R97         Claim and Claim Adjustment Expense Reserves and     HTML    105K  
                Future Policy Benefit Reserves (International -                  
                Excluding Hardy - Net Cumulative Paid Claim and                  
                Claim Adjustment Expenses) (Details)                             
110: R98         Claim and Claim Adjustment Expense Reserves and     HTML     91K  
                Future Policy Benefit Reserves (International -                  
                Excluding Hardy - Net Strengthening or Releasing                 
                of Prior Accident Year Reserves) (Details)                       
111: R99         Claim and Claim Adjustment Expense Reserves and     HTML    143K  
                Future Policy Benefit Reserves (International -                  
                Hardy - Net Incurred Claims and Allocated Claim                  
                Adjustment Expenses) (Details)                                   
112: R100        Claim and Claim Adjustment Expense Reserves and     HTML    104K  
                Future Policy Benefit Reserves (International -                  
                Hardy - Net Cumulative Paid Claim and Claim                      
                Adjustment Expenses) (Details)                                   
113: R101        Claim and Claim Adjustment Expense Reserves and     HTML     91K  
                Future Policy Benefit Reserves (International -                  
                Hardy - Net Strengthening or Releasing of Prior                  
                Accident Year Reserves) (Details)                                
114: R102        Claim and Claim Adjustment Expense Reserves and     HTML    110K  
                Future Policy Benefit Reserves (Historical Claims                
                Duration) (Details)                                              
115: R103        Claim and Claim Adjustment Expense Reserves and     HTML     61K  
                Future Policy Benefit Reserves (Impact of Loss                   
                Portfolio Transfer on the Consolidated Statement                 
                of Operations) (Details)                                         
116: R104        Claim and Claim Adjustment Expense Reserves and     HTML     56K  
                Future Policy Benefit Reserves (Life & Group                     
                Policyholder Reserves) (Details)                                 
117: R105        Legal Proceedings, Contingencies and Guarantees     HTML     54K  
                (Narrative) (Details)                                            
118: R106        Reinsurance (Components of Reinsurance              HTML     64K  
                Receivables) (Details)                                           
119: R107        Reinsurance (Voluntary Reinsurance) (Details)       HTML     57K  
120: R108        Reinsurance (Narrative) (Details)                   HTML     69K  
121: R109        Reinsurance (Components of Earned Premiums)         HTML     75K  
                (Details)                                                        
122: R110        Reinsurance (Components of Written Premiums)        HTML     71K  
                (Details)                                                        
123: R111        Debt (Schedule of debt instruments) (Details)       HTML     81K  
124: R112        Debt (Narrative) (Details)                          HTML     73K  
125: R113        Debt (Maturity of debt) (Details)                   HTML     73K  
126: R114        Benefit Plans (Funded Status) (Details)             HTML    126K  
127: R115        Benefit Plans (Narrative) (Details)                 HTML     94K  
128: R116        Benefit Plans (Components of Net Periodic Cost      HTML     67K  
                (Benefit)) (Details)                                             
129: R117        Benefit Plans (Schedule of Non-Service Cost         HTML     59K  
                (Benefit) Presented in the Consolidated Statement                
                of Operations) (Details)                                         
130: R118        Benefit Plans (Schedule of Amounts Recognized in    HTML     65K  
                Other Comprehensive Income) (Details)                            
131: R119        Benefit Plans (Actuarial Assumptions for Benefit    HTML     58K  
                Obligations) (Details)                                           
132: R120        Benefit Plans (Actuarial Assumptions for Net Cost   HTML     61K  
                or Benefit) (Details)                                            
133: R121        Benefit Plans (Fair Value of Plan Assets Measured   HTML    119K  
                on a Recurring Basis) (Details)                                  
134: R122        Benefit Plans (Estimated Future Minimum Benefit     HTML     68K  
                Payments to Participants) (Details)                              
135: R123        Stock-Based Compensation (Narrative) (Details)      HTML     83K  
136: R124        Stock-Based Compensation (Restricted shares,        HTML     79K  
                performance-based restricted share units and                     
                performance share unit activity) (Details)                       
137: R125        Other Intangible Assets (Summary of Other           HTML     73K  
                Intangible Assets) (Details)                                     
138: R126        Other Intangible Assets (Narrative) (Details)       HTML     67K  
139: R127        Leases (Narrative) (Detail)                         HTML     61K  
140: R128        Leases (Assets and Liabilities) (Details)           HTML     53K  
141: R129        Leases (Maturities) (Details)                       HTML     69K  
142: R130        Leases (Lease Term and Discount Rate) (Details)     HTML     54K  
143: R131        Stockholders' Equity and Statutory Accounting       HTML     59K  
                Practices (Narrative) (Details)                                  
144: R132        Stockholders' Equity and Statutory Accounting       HTML     56K  
                Practices (Combined statutory capital and surplus                
                and net income (Loss)) (Details)                                 
145: R133        Accumulated Other Comprehensive Income (Loss) by    HTML     90K  
                Component (Schedule of Accumulated Other                         
                Comprehensive Income (Loss) by Component)                        
                (Details)                                                        
146: R134        Business Segments (Narrative) (Details)             HTML     59K  
147: R135        Business Segments (Income Statement Information)    HTML    154K  
                (Details)                                                        
148: R136        Business Segments (Balance Sheet Information)       HTML    108K  
                (Details)                                                        
149: R137        Business Segments (Revenues by Line of Business)    HTML     90K  
                (Details)                                                        
150: R138        Related Party Transactions Narrative (Details)      HTML     71K  
151: R139        Non-Insurance Revenues from Contracts with          HTML     65K  
                Customers (Narrative) (Details)                                  
152: R140        Non-Insurance Revenues from Contracts with          HTML     64K  
                Customers (Performance obligation) (Details)                     
153: R141        Schedule II. Condensed Financial Information of     HTML    104K  
                Registrant (Parent Company) (Schedule of Condensed               
                Financial Information of Registrant, Statements of               
                Operations and Comprehensive Income (Loss))                      
                (Details)                                                        
154: R142        Schedule II. Condensed Financial Information of     HTML    132K  
                Registrant (Parent Company) (Schedule of Condensed               
                Financial Information of Registrant, Balance                     
                Sheets) (Details)                                                
155: R143        Schedule II. Condensed Financial Information of     HTML    115K  
                Registrant (Parent Company) (Schedule of Condensed               
                Financial Information of Registrant, Statements of               
                Cash Flows) (Details)                                            
156: R144        Schedule II. Condensed Financial Information of     HTML     54K  
                Registrant (Parent Company) (Narrative) (Details)                
157: R145        Schedule V. Valuation and Qualifying Accounts       HTML     69K  
                (Schedule of valuation and qualifying accounts)                  
                (Details)                                                        
158: R146        Schedule VI. Supplemental Information Concerning    HTML     85K  
                Property and Casualty Insurance Operations                       
                (Details)                                                        
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<link:definition> 0000007 - Statement - Consolidated Statements of Cash Flows </link:definition>
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<link:definition> 0000008 - Statement - Consolidated Statements of Stockholders' Equity </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000009 - Statement - Consolidated Statements of Stockholders' Equity - (Parenthetical) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000013 - Disclosure - Income Taxes </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000014 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000016 - Disclosure - Reinsurance </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:roleType id="Debt" roleURI="http://www.cna.com/role/Debt">
<link:definition> 0000017 - Disclosure - Debt </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000018 - Disclosure - Benefit Plans </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000019 - Disclosure - Stock-Based Compensation </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000020 - Disclosure - Other Intangible Assets </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000021 - Disclosure - Leases </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000022 - Disclosure - Stockholders' Equity and Statutory Accounting Practices </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000023 - Disclosure - Accumulated Other Comprehensive Income (Loss) by Component </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000024 - Disclosure - Business Segments </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000025 - Disclosure - Related Party Transactions </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000026 - Disclosure - Non-Insurance Revenues from Contracts with Customers </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000027 - Disclosure - Schedule I. Summary of Investments - Other Than Investments in Related Parties </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000028 - Disclosure - Schedule II. Condensed Financial Information of Registrant (Parent Company) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="ScheduleIIISupplementaryInsuranceInformation" roleURI="http://www.cna.com/role/ScheduleIIISupplementaryInsuranceInformation">
<link:definition> 0000029 - Disclosure - Schedule III. Supplementary Insurance Information </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="ScheduleIVReinsurance" roleURI="http://www.cna.com/role/ScheduleIVReinsurance">
<link:definition> 0000030 - Disclosure - Schedule IV. Reinsurance </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="ScheduleVValuationandQualifyingAccounts" roleURI="http://www.cna.com/role/ScheduleVValuationandQualifyingAccounts">
<link:definition> 0000031 - Disclosure - Schedule V. Valuation and Qualifying Accounts </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000032 - Disclosure - Schedule VI. Supplemental Information Concerning Property and Casualty Insurance Operations </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000033 - Disclosure - Summary of Significant Accounting Policies (Policies) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsTables" roleURI="http://www.cna.com/role/InvestmentsTables">
<link:definition> 0000034 - Disclosure - Investments (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="FairValueTables" roleURI="http://www.cna.com/role/FairValueTables">
<link:definition> 0000035 - Disclosure - Fair Value (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000036 - Disclosure - Income Taxes (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000037 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000038 - Disclosure - Reinsurance (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000039 - Disclosure - Debt (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000040 - Disclosure - Benefit Plans (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000041 - Disclosure - Stock-Based Compensation (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000042 - Disclosure - Other Intangible Assets (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000043 - Disclosure - Leases (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000044 - Disclosure - Stockholders' Equity and Statutory Accounting Practices (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000045 - Disclosure - Accumulated Other Comprehensive Income (Loss) by Component (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000046 - Disclosure - Business Segments (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000047 - Disclosure - Summary of Significant Accounting Policies (Narrative) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsNetinvestmentincomeDetails" roleURI="http://www.cna.com/role/InvestmentsNetinvestmentincomeDetails">
<link:definition> 0000048 - Disclosure - Investments (Net investment income) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsNarrativeDetails" roleURI="http://www.cna.com/role/InvestmentsNarrativeDetails">
<link:definition> 0000049 - Disclosure - Investments (Narrative) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsNetrealizedinvestmentgainslossesDetails" roleURI="http://www.cna.com/role/InvestmentsNetrealizedinvestmentgainslossesDetails">
<link:definition> 0000050 - Disclosure - Investments (Net realized investment gains (losses)) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsComponentsofotherthantemporaryimpairmentlossesrecognizedinearningsDetails" roleURI="http://www.cna.com/role/InvestmentsComponentsofotherthantemporaryimpairmentlossesrecognizedinearningsDetails">
<link:definition> 0000051 - Disclosure - Investments (Components of other-than-temporary impairment losses recognized in earnings) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsSummaryoffixedmaturityandequitysecuritiesDetails" roleURI="http://www.cna.com/role/InvestmentsSummaryoffixedmaturityandequitysecuritiesDetails">
<link:definition> 0000052 - Disclosure - Investments (Summary of fixed maturity and equity securities) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000053 - Disclosure - Investments (Securities in a gross unrealized loss position) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000054 - Disclosure - Investments (Securities in a gross unrealized loss position by ratings) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsAllowanceonavailableforsalesecuritieswithcreditimpairmentsandPCDassetsactivityDetails" roleURI="http://www.cna.com/role/InvestmentsAllowanceonavailableforsalesecuritieswithcreditimpairmentsandPCDassetsactivityDetails">
<link:definition> 0000055 - Disclosure - Investments (Allowance on available-for-sale securities with credit impairments and PCD assets activity) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsContractualmaturityDetails" roleURI="http://www.cna.com/role/InvestmentsContractualmaturityDetails">
<link:definition> 0000056 - Disclosure - Investments (Contractual maturity) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InvestmentsCreditqualityindicatorDetails" roleURI="http://www.cna.com/role/InvestmentsCreditqualityindicatorDetails">
<link:definition> 0000057 - Disclosure - Investments (Credit quality indicator) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000058 - Disclosure - Fair Value (Assets and liabilities measured at fair value on a recurring basis) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="FairValueTableofreconciliationforassetsandliabilitiesmeasuredatfairvalueonarecurringbasisusingsignificantunobservableinputsDetails" roleURI="http://www.cna.com/role/FairValueTableofreconciliationforassetsandliabilitiesmeasuredatfairvalueonarecurringbasisusingsignificantunobservableinputsDetails">
<link:definition> 0000059 - Disclosure - Fair Value (Table of reconciliation for assets and liabilities measured at fair value on a recurring basis using significant unobservable inputs) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FairValueNarrativeDetails" roleURI="http://www.cna.com/role/FairValueNarrativeDetails">
<link:definition> 0000060 - Disclosure - Fair Value (Narrative) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FairValueQuantitativeinformationaboutsignificantunobservableinputsinthefairvaluemeasurementoflevel3assetsDetails" roleURI="http://www.cna.com/role/FairValueQuantitativeinformationaboutsignificantunobservableinputsinthefairvaluemeasurementoflevel3assetsDetails">
<link:definition> 0000061 - Disclosure - Fair Value (Quantitative information about significant unobservable inputs in the fair value measurement of level 3 assets) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FairValueCarryingamountandestimatedfairvalueoffinancialinstrumentassetsandliabilitieswhicharenotmeasuredatfairvalueDetails" roleURI="http://www.cna.com/role/FairValueCarryingamountandestimatedfairvalueoffinancialinstrumentassetsandliabilitieswhicharenotmeasuredatfairvalueDetails">
<link:definition> 0000062 - Disclosure - Fair Value (Carrying amount and estimated fair value of financial instrument assets and liabilities which are not measured at fair value) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="IncomeTaxesNarrativeDetails" roleURI="http://www.cna.com/role/IncomeTaxesNarrativeDetails">
<link:definition> 0000063 - Disclosure - Income Taxes (Narrative) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="IncomeTaxesReconciliationbetweentheCompanysfederalincometaxexpensebenefitatstatutoryratesandtherecordedincometaxexpensebenefitDetails" roleURI="http://www.cna.com/role/IncomeTaxesReconciliationbetweentheCompanysfederalincometaxexpensebenefitatstatutoryratesandtherecordedincometaxexpensebenefitDetails">
<link:definition> 0000064 - Disclosure - Income Taxes (Reconciliation between the Company's federal income tax (expense) benefit at statutory rates and the recorded income tax (expense) benefit) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000065 - Disclosure - Income Taxes (Current and deferred components of the Company's income tax (expense) benefit) (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000066 - Disclosure - Income Taxes (Significant components of the Company's deferred tax assets and liabilities) (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000067 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Reconciliation of Liability for Unpaid Claim and Claim Adjustment Expense) (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000068 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Reconciliation of Claim and Claim Adjustment Expense Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000069 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Gross and Net Carried Claim and Claim Adjustment Expense Reserves) (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000070 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Net Prior Year Development) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000071 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Narrative) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000072 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Net Prior Year Claim and Allocated Claim Adjustment Expense Reserve Development) (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000073 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Line of Business Composition) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000074 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Medical Professional Liability - Cumulative Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
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<link:definition> 0000075 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Medical Professional Liability - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000076 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Medical Professional Liability - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000077 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Other Professional Liability and Management Liability - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000078 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Other Professional Liability and Management Liability - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000079 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Other Professional Liability and Management Liability - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000080 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Surety - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000081 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Surety - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000082 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Specialty - Surety - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000083 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Net Prior Year Claim and Allocated Claim Adjustment Expense Reserve Development) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000084 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Commercial Auto - Short Duration Contracts) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000085 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Commercial Auto - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000086 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Commercial Auto - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000087 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Commercial Auto - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000088 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - General Liability - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000089 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - General Liability - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000090 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - General Liability - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000091 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Workers' Compensation - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000092 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Workers' Compensation - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000093 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Commercial - Workers' Compensation - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
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<link:definition> 0000094 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Net prior year claim and allocated claim adjustment expense reserve development) (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 0000095 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Short Duration Contracts) (Details) </link:definition>
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<link:definition> 0000096 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Excluding Hardy - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
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<link:definition> 0000097 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Excluding Hardy - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
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<link:definition> 0000098 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Excluding Hardy - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
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<link:definition> 0000099 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Hardy - Net Incurred Claims and Allocated Claim Adjustment Expenses) (Details) </link:definition>
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<link:definition> 0000100 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Hardy - Net Cumulative Paid Claim and Claim Adjustment Expenses) (Details) </link:definition>
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<link:definition> 0000101 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (International - Hardy - Net Strengthening or Releasing of Prior Accident Year Reserves) (Details) </link:definition>
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<link:definition> 0000102 - Disclosure - Claim and Claim Adjustment Expense Reserves and Future Policy Benefit Reserves (Historical Claims Duration) (Details) </link:definition>
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<xs:element id="cna_BMinusToBPlusPlusMember" abstract="true" name="BMinusToBPlusPlusMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ScheduleofOtherIntangibleAssetsTableTextBlock" abstract="false" name="ScheduleofOtherIntangibleAssetsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_DirectAndCededEarnedPremiumsRelatedToBusinessThatIsOneHundredPercentReinsuredAsResultOfSignificantCaptiveProgram" abstract="false" name="DirectAndCededEarnedPremiumsRelatedToBusinessThatIsOneHundredPercentReinsuredAsResultOfSignificantCaptiveProgram" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetInvestmentIncomeAndGainsLossesOnTradingSecurities" abstract="false" name="NetInvestmentIncomeAndGainsLossesOnTradingSecurities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_Insuranceclaimsandpolicyholdersbenefitsincludingpolicyholdersdividends" abstract="false" name="Insuranceclaimsandpolicyholdersbenefitsincludingpolicyholdersdividends" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_SeniorNotes4.500faceamountof500dueMarch12026Member" abstract="true" name="SeniorNotes4.500faceamountof500dueMarch12026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_LoewsMember" abstract="true" name="LoewsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_EquityInNetIncomeLossOfSubsidiaries" abstract="false" name="EquityInNetIncomeLossOfSubsidiaries" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_UnallocatedClaimAdjustmentExpenseDevelopment" abstract="false" name="UnallocatedClaimAdjustmentExpenseDevelopment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_IncomeLossFromContinuingOperationsBeforeEquityMethodInvestments" abstract="false" name="IncomeLossFromContinuingOperationsBeforeEquityMethodInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_DeferredTaxAssetsDeferredRetroactiveReinsuranceBenefit" abstract="false" name="DeferredTaxAssetsDeferredRetroactiveReinsuranceBenefit" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_WorkersCompensationMember" abstract="true" name="WorkersCompensationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_InvestmentAndDerivativeRealizedGainLossCoinsuranceAgreement" abstract="false" name="InvestmentAndDerivativeRealizedGainLossCoinsuranceAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CededClaimAndClaimAdjustmentExpenses" abstract="false" name="CededClaimAndClaimAdjustmentExpenses" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ChangeInOtherInvestments" abstract="false" name="ChangeInOtherInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ReinsurancePremiumsPaid" abstract="false" name="ReinsurancePremiumsPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ShortDurationContractsReserveDevelopmentTableTextBlock" abstract="false" name="ShortDurationContractsReserveDevelopmentTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_StatutoryAccountingPracticesDividendsPaidintheprecedingtwelvemonths" abstract="false" name="StatutoryAccountingPracticesDividendsPaidintheprecedingtwelvemonths" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CostsFromContractWithCustomers" abstract="false" name="CostsFromContractWithCustomers" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_LimitedPartnershipInvestments" abstract="false" name="LimitedPartnershipInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ScheduleOfAmountsReceivableFromReinsurersTableTextBlock" abstract="false" name="ScheduleOfAmountsReceivableFromReinsurersTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_CorporateServicesandRelatedTravelExpensesMember" abstract="true" name="CorporateServicesandRelatedTravelExpensesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_EquityInOtherComprehensiveIncomeOfSubsidiaries" abstract="false" name="EquityInOtherComprehensiveIncomeOfSubsidiaries" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CNACanadaMember" abstract="true" name="CNACanadaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_PercentageOfLimitedPartnershipsInvestedInPrivateDebtAndEquity" abstract="false" name="PercentageOfLimitedPartnershipsInvestedInPrivateDebtAndEquity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_ReductionOfNetUnrealizedGainsOnInvestmentsIncludedInAOCIDueToShadowAdjustments" abstract="false" name="ReductionOfNetUnrealizedGainsOnInvestmentsIncludedInAOCIDueToShadowAdjustments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_PercentageOfLimitedPartnershipsEmployingHedgeFundStrategiesFocusedOnFixedIncomeAndEquityInvestments" abstract="false" name="PercentageOfLimitedPartnershipsEmployingHedgeFundStrategiesFocusedOnFixedIncomeAndEquityInvestments" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_PretaxFavorableUnfavorablePremiumDevelopmentExcludingLifeGroup" abstract="false" name="PretaxFavorableUnfavorablePremiumDevelopmentExcludingLifeGroup" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_DebtToValueRatioEqualTo55To65PercentMember" abstract="true" name="DebtToValueRatioEqualTo55To65PercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_LineofCreditFacilityNumberofExtensionOptions" abstract="false" name="LineofCreditFacilityNumberofExtensionOptions" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
<xs:element id="cna_PropertyandOtherMember" abstract="true" name="PropertyandOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_PercentageOfLimitedPartnershipsReportedOnCurrentBasis" abstract="false" name="PercentageOfLimitedPartnershipsReportedOnCurrentBasis" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_CarryingValueOfLimitedPartnershipsAsPercentageOfAggregatePartnershipEquity" abstract="false" name="CarryingValueOfLimitedPartnershipsAsPercentageOfAggregatePartnershipEquity" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_PretaxFavorableUnfavorableNetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentExcludingLifeGroup" abstract="false" name="PretaxFavorableUnfavorableNetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentExcludingLifeGroup" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_FundsWithheldLiabilitySecuritiesMember" abstract="true" name="FundsWithheldLiabilitySecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_Increasedecreaseinshadowadjustmentnetoftax" abstract="false" name="Increasedecreaseinshadowadjustmentnetoftax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_OtherCommercialInsuranceMember" abstract="true" name="OtherCommercialInsuranceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_Deferredreinsurancebenefityettoberecognized" abstract="false" name="Deferredreinsurancebenefityettoberecognized" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_StockholdersEquityAndStatutoryAccountingPracticesAbstract" abstract="true" name="StockholdersEquityAndStatutoryAccountingPracticesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_CommercialSegmentMember" abstract="true" name="CommercialSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_GrossAndNetCarriedClaimAndClaimAdjustmentExpenseReservesTableTextBlock" abstract="false" name="GrossAndNetCarriedClaimAndClaimAdjustmentExpenseReservesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_PercentageOfLimitedPartnershipsReportedOnOneMonthLag" abstract="false" name="PercentageOfLimitedPartnershipsReportedOnOneMonthLag" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_DebtServiceCoverageDomain" abstract="true" name="DebtServiceCoverageDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCtaAndOther" abstract="false" name="LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCtaAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_OperatingIncomeLossFromContinuingOperationsBeforeIncomeTax" abstract="false" name="OperatingIncomeLossFromContinuingOperationsBeforeIncomeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_OtherMember" abstract="true" name="OtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_CNAEuropeMember" abstract="true" name="CNAEuropeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_RevenuesExcludingInvestmentsAndDerivativesRealizedGainLoss" abstract="false" name="RevenuesExcludingInvestmentsAndDerivativesRealizedGainLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetPriorYearClaimandAllocatedClaimAdjustmentExpenseReserveDevelopmentPriorYears" abstract="false" name="NetPriorYearClaimandAllocatedClaimAdjustmentExpenseReserveDevelopmentPriorYears" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_SubsidiariesOfBerkshireHathawayGroupMember" abstract="true" name="SubsidiariesOfBerkshireHathawayGroupMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ClaimAndAllocatedClaimAdjustmentExpenseReservesUnderExistingThirdPartyReinsuranceContracts" abstract="false" name="ClaimAndAllocatedClaimAdjustmentExpenseReservesUnderExistingThirdPartyReinsuranceContracts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_PercentageofassumedpremiumsearnedtonetpremiumsearnedAxis" abstract="true" name="PercentageofassumedpremiumsearnedtonetpremiumsearnedAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
<xs:element id="cna_RetroactiveReinsuranceAgreementMaximum" abstract="false" name="RetroactiveReinsuranceAgreementMaximum" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetAEPadversedevelopmentbeforeconsiderationofLPT" abstract="false" name="NetAEPadversedevelopmentbeforeconsiderationofLPT" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CreditRatingDomain" abstract="true" name="CreditRatingDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_DiscountedReservesForUnfundedStructureSettlementsDiscountAmount" abstract="false" name="DiscountedReservesForUnfundedStructureSettlementsDiscountAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetCaseReserves" abstract="false" name="NetCaseReserves" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentWarranty" abstract="false" name="NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentWarranty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_DefinedBenefitPlanForeignCurrencyTranslationAndOtherOnPlanAssets" abstract="false" name="DefinedBenefitPlanForeignCurrencyTranslationAndOtherOnPlanAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CNAFConsolidatedMember" abstract="true" name="CNAFConsolidatedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_Amountofinterestrecognizedonthediscountedreservesofunfundedstructuredsettlements" abstract="false" name="Amountofinterestrecognizedonthediscountedreservesofunfundedstructuredsettlements" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_LineOfCreditFacilityAdditionalBorrowingCapacity" abstract="false" name="LineOfCreditFacilityAdditionalBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_PercentageOfAssumedEarnedToNetEarnedPremiumsDomain" abstract="true" name="PercentageOfAssumedEarnedToNetEarnedPremiumsDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ExternalCreditRatingBBBMember" abstract="true" name="ExternalCreditRatingBBBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ScheduleOfAvailableForSaleAndTradingSecuritiesTable" abstract="true" name="ScheduleOfAvailableForSaleAndTradingSecuritiesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
<xs:element id="cna_ShortDurationContractsNetCumulativePaidClaimAdjustmentExpensesReconciliationofTotalLiabilityforUnpaidClaimandClaimAdjustmentExpenseTableTextBlock" abstract="false" name="ShortDurationContractsNetCumulativePaidClaimAdjustmentExpensesReconciliationofTotalLiabilityforUnpaidClaimandClaimAdjustmentExpenseTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_WarrantyAlternativeRisksMember" abstract="true" name="WarrantyAlternativeRisksMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ShortDurationContractsNetCumulativePaidClaimAdjustmentExpensesTable" abstract="true" name="ShortDurationContractsNetCumulativePaidClaimAdjustmentExpensesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
<xs:element id="cna_ScheduleOfStatutoryFinancialInformationTableTextBlock" abstract="false" name="ScheduleOfStatutoryFinancialInformationTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentPropertyAndOther" abstract="false" name="NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentPropertyAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_WarrantyMember" abstract="true" name="WarrantyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_IncomeTaxExpenseBenefitOnOperatingIncomeLoss" abstract="false" name="IncomeTaxExpenseBenefitOnOperatingIncomeLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_SignificantCaptiveProgramMember" abstract="true" name="SignificantCaptiveProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_LifeandGroupMember" abstract="true" name="LifeandGroupMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_Retroactivereinsurancebenefitrecognized" abstract="false" name="Retroactivereinsurancebenefitrecognized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_IncomeAsPercentageOfChangeInPartnershipEquityForAllLimitedPartnerships" abstract="false" name="IncomeAsPercentageOfChangeInPartnershipEquityForAllLimitedPartnerships" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_Percentageofforeigndirectwrittenpremiums" abstract="false" name="Percentageofforeigndirectwrittenpremiums" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_PercentageOfAssumedPremiumWrittenToPremiumWrittenNet" abstract="false" name="PercentageOfAssumedPremiumWrittenToPremiumWrittenNet" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_NetIncurredClaimandClaimAdjustmentExpenseLineItems" abstract="true" name="NetIncurredClaimandClaimAdjustmentExpenseLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_IncreaseDecreaseFixedMaturitySecurities" abstract="false" name="IncreaseDecreaseFixedMaturitySecurities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetreinsurancereceivablestransferredtoNICOunderAEPLossPortfolioTransfer" abstract="false" name="NetreinsurancereceivablestransferredtoNICOunderAEPLossPortfolioTransfer" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_Assumptionsusedincalculatingassumedhealthcarecosttrendrate" abstract="false" name="Assumptionsusedincalculatingassumedhealthcarecosttrendrate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_CoreSegmentsSpecialtyCommercialAndInternationalMember" abstract="true" name="CoreSegmentsSpecialtyCommercialAndInternationalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsAndOtherComprehensiveIncomeLoss" abstract="false" name="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsAndOtherComprehensiveIncomeLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_HardyMember" abstract="true" name="HardyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ReinsurancePremiumPaidToNicoUnderAepLossPortfolioTransfer" abstract="false" name="ReinsurancePremiumPaidToNicoUnderAepLossPortfolioTransfer" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CapitalizedAdministratorServiceCostsMember" abstract="true" name="CapitalizedAdministratorServiceCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ProvisionForUncollectibleThirdPartyReinsuranceReleased" abstract="false" name="ProvisionForUncollectibleThirdPartyReinsuranceReleased" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_DefinedContributionPlanEmployersMatchingContributionVestingPeriodinYears" abstract="false" name="DefinedContributionPlanEmployersMatchingContributionVestingPeriodinYears" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="cna_NetRealizedInvestmentGainsLosses" abstract="false" name="NetRealizedInvestmentGainsLosses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_CarryingValueOfSecuritiesDepositedUnderRequirementsOfRegulatoryAuthorities" abstract="false" name="CarryingValueOfSecuritiesDepositedUnderRequirementsOfRegulatoryAuthorities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_DebtSecuritiesAmortizedCost" abstract="false" name="DebtSecuritiesAmortizedCost" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_PolicyholderBenefitsandClaimsIncurredAdditionalAmountCeded" abstract="false" name="PolicyholderBenefitsandClaimsIncurredAdditionalAmountCeded" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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<xs:element id="cna_SuretyMember" abstract="true" name="SuretyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimSeverityAdjustmentPeriodIncreaseDecrease" abstract="false" name="LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimSeverityAdjustmentPeriodIncreaseDecrease" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_AnticipatedAmountsDueFromInsuredsRelatedToLossesUnderDeductiblePolicies" abstract="false" name="AnticipatedAmountsDueFromInsuredsRelatedToLossesUnderDeductiblePolicies" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_OtherInvestedAssetsOverseasDeposit" abstract="false" name="OtherInvestedAssetsOverseasDeposit" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ReductionsToAllowanceForCreditLossesAbstract" abstract="true" name="ReductionsToAllowanceForCreditLossesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_NetIncurredClaimandClaimAdjustmentExpenseTable" abstract="true" name="NetIncurredClaimandClaimAdjustmentExpenseTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
<xs:element id="cna_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAmortizationOfDiscount" abstract="false" name="LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAmortizationOfDiscount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_AMinusToAPlusPlusMember" abstract="true" name="AMinusToAPlusPlusMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_MarketableSecuritiesFixedMaturitiesAllowanceForCreditLoss" abstract="false" name="MarketableSecuritiesFixedMaturitiesAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_IncomeTaxExpenseBenefitOnNetRealizedInvestmentGainsLosses" abstract="false" name="IncomeTaxExpenseBenefitOnNetRealizedInvestmentGainsLosses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CumulativeamountscededunderAEPLossPortfolioTransfer" abstract="false" name="CumulativeamountscededunderAEPLossPortfolioTransfer" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ShorttermInvestmentsandOther" abstract="false" name="ShorttermInvestmentsandOther" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_PercentageOfAssumedPremiumsWrittenToNetPremiumsWrittenMember" abstract="true" name="PercentageOfAssumedPremiumsWrittenToNetPremiumsWrittenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ExcessWorkersCompensationLPTMember" abstract="true" name="ExcessWorkersCompensationLPTMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentOther" abstract="false" name="NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_PerformanceBasedAdjustmentShareBasedCompensationEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue" abstract="false" name="PerformanceBasedAdjustmentShareBasedCompensationEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
<xs:element id="cna_MortgageLoansOnRealEstateCommercialAndConsumerAllowanceForCreditLoss" abstract="false" name="MortgageLoansOnRealEstateCommercialAndConsumerAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NonIncomeProducingMortgageLoans" abstract="false" name="NonIncomeProducingMortgageLoans" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_CliffVestingPeriodFollowingDateofGrant" abstract="false" name="CliffVestingPeriodFollowingDateofGrant" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="cna_ReservesBeginningOfYearAbstract" abstract="true" name="ReservesBeginningOfYearAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndIncomeLossFromSubsidiaries" abstract="false" name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndIncomeLossFromSubsidiaries" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_LongtermCareClaimReservesWeightedAverageDiscountedInterestRate" abstract="false" name="LongtermCareClaimReservesWeightedAverageDiscountedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_LongtermcareInsuranceProductLineMember" abstract="true" name="LongtermcareInsuranceProductLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ShortDurationContractsNetCumulativePaidClaimAdjustmentExpensesLineItems" abstract="true" name="ShortDurationContractsNetCumulativePaidClaimAdjustmentExpensesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_LineOfCreditFacilityExtensionTerm" abstract="false" name="LineOfCreditFacilityExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="cna_NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentWorkersCompensation" abstract="false" name="NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentWorkersCompensation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_LimitedPartnershipsInvestedInPrivateDebtAndEquity" abstract="false" name="LimitedPartnershipsInvestedInPrivateDebtAndEquity" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="cna_IncreaseDecreaseFundsWithheldLiability" abstract="false" name="IncreaseDecreaseFundsWithheldLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_ManagementandProfessionalLiabilityMember" abstract="true" name="ManagementandProfessionalLiabilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_DeferredTaxLiabilitiesDeferredExpenseSoftwareandHardware" abstract="false" name="DeferredTaxLiabilitiesDeferredExpenseSoftwareandHardware" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetPriorYearClaimandAllocatedClaimAdjustmentExpenseReserveDevelopment" abstract="false" name="NetPriorYearClaimandAllocatedClaimAdjustmentExpenseReserveDevelopment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NonCoreSegmentsLifeGroupNonCoreandCorporateandOtherNonCoreMember" abstract="true" name="NonCoreSegmentsLifeGroupNonCoreandCorporateandOtherNonCoreMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_ScheduleViSupplementalInformationParentheticalAbstract" abstract="true" name="ScheduleViSupplementalInformationParentheticalAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="cna_AsbestosandEnvironmentalReservesMember" abstract="true" name="AsbestosandEnvironmentalReservesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_FederalIncomeTaxesMember" abstract="true" name="FederalIncomeTaxesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_InvestmentsandDerivativesRealizedGainLoss" abstract="false" name="InvestmentsandDerivativesRealizedGainLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_SmallBusinessMember" abstract="true" name="SmallBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_AssetsandLiabilitiesLesseeTableTextBlock" abstract="false" name="AssetsandLiabilitiesLesseeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="cna_DebtToValueRatioGreaterThan65PercentMember" abstract="true" name="DebtToValueRatioGreaterThan65PercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_FutureCapitalCallCommitments" abstract="false" name="FutureCapitalCallCommitments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_SeniorNotes5875FaceAmount500DueAugust152020Member" abstract="true" name="SeniorNotes5875FaceAmount500DueAugust152020Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="cna_Discountedreservesforlongtermcareclaimreserves" abstract="false" name="Discountedreservesforlongtermcareclaimreserves" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_InvestmentInSubsidiaries" abstract="false" name="InvestmentInSubsidiaries" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="cna_NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentGeneralLiability" abstract="false" name="NetPriorYearClaimAndAllocatedClaimAdjustmentExpenseReserveDevelopmentGeneralLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>

4 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 8/04/23  CNA Financial Corp.               424B2                  2:614K                                   Toppan Merrill/FA
 8/02/23  CNA Financial Corp.               424B3                  1:599K                                   Toppan Merrill/FA
 5/19/23  CNA Financial Corp.               424B5                  2:627K                                   Toppan Merrill/FA
 5/17/23  CNA Financial Corp.               424B3                  1:608K                                   Toppan Merrill/FA

15 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/08/22  CNA Financial Corp.               10-K       12/31/21  163:34M
12/31/20  CNA Financial Corp.               8-K:1,7,9  12/30/20   14:1.2M
 8/10/20  CNA Financial Corp.               8-K:5,9     8/10/20   14:382K
 3/20/20  CNA Financial Corp.               DEF 14A     4/29/20    1:1.5M                                   Toppan Merrill-FA
 2/11/20  CNA Financial Corp.               10-K       12/31/19  169:42M
12/19/19  CNA Financial Corp.               8-K:1,9    12/19/19   13:1M
10/25/17  CNA Financial Corp.               8-K:5      10/25/17    2:111K
 5/01/17  CNA Financial Corp.               10-Q        3/31/17   67:11M
 8/04/15  CNA Financial Corp.               10-Q        6/30/15   73:16M
 9/01/10  Cna Financial Corp.               8-K:1,7,9   8/31/10    7:867K                                   Donnelley … Solutions/FA
 7/16/10  Cna Financial Corp.               8-K:1,7,9   7/14/10    3:1.2M                                   Donnelley … Solutions/FA
 2/26/08  Cna Financial Corp.               10-K       12/31/07   20:2.1M                                   Bowne Boc/FA
 2/23/07  Cna Financial Corp.               10-K       12/31/06    9:1.9M                                   Bowne Boc/FA
 8/08/06  Cna Financial Corp.               8-K:1,7,9   8/08/06    3:99K                                    Donnelley … Solutions/FA
10/09/98  Cna Financial Corp.               S-8        10/09/98    7:102K
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