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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                               FORM 10-K/A -- No. 1
(Mark One)
[X]     ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE
        ACT OF 1934
For the fiscal year ended December 31, 1997
                          ---------------------------------------------
                                       or
[  ]     TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
         EXCHANGE ACT OF 1934

For the transition period from ________________ to  ________________

Commission file number                1-9518
                       ------------------------------------

                           THE PROGRESSIVE CORPORATION
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             (Exact name of registrant as specified in its charter)

                 Ohio                                       34-0963169
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      (State or other jurisdiction of                   (I.R.S. Employer
      incorporation or organization)                    Identification No.)

      6300 Wilson Mills Road, Mayfield Village, Ohio              44143
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     (Address of principal executive offices)                   (Zip Code)

                                 (440) 461-5000
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              (Registrant's telephone number, including area code)

Securities registered pursuant to Section 12(b) of the Act:
                                                    Name of each exchange on
         Title of each class                             which registered

Common Shares, $1.00 Par Value                      New York Stock Exchange
- ------------------------------                      -----------------------


Securities registered pursuant to Section 12(g) of the Act:


                                      None
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                                (Title of class)

Indicate by check mark whether the registrant (1) has filed all reports required
to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during
the preceding 12 months (or for such shorter period that the registrant was
required to file such reports), and (2) has been subject to such filing
requirements for the past 90 days.
                                       [X]  Yes   [ ]  No

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405
of Regulation S-K is not contained herein, and will not be contained, to the
best of registrant's knowledge, in definitive proxy or information statements
incorporated by reference in Part III of this Form 10-K or any amendment to this
Form 10-K. [ ]

The aggregate market value of the voting stock held by non-affiliates of the
registrant at January 31, 1998: $6,748,111,562.50

The number of the registrant's Common Shares, $1.00 par value, outstanding as of
February 27, 1998: 72,427,300

                       DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant's Annual Report to Shareholders for the year ended
December 31, 1997 are incorporated by reference in Parts I, II and IV hereof.
Portions of the registrant's Proxy Statement dated March 17, 1998, for the
Annual Meeting of Shareholders to be held on April 24, 1998, are incorporated by
reference in Part III hereof.


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This Form 10-K/A-No. 1 is being filed to replace, in its entirety, Exhibit
10(H), which was originally included in the Company's Annual Report on Form
10-K for the fiscal year ended December 31, 1997, filed with the Commission on
March 27, 1998.

                                   SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange
Act of 1934, the registrant has duly caused this report to be signed on its
behalf by the undersigned, thereunto duly authorized.

                                     THE PROGRESSIVE CORPORATION


March 30, 1998                       BY: /s/ David M. Schneider
                                         ---------------------------
                                         David M. Schneider
                                         Secretary of the Registrant
                                     


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Exhibit No.
Under Reg.        Form 10-K                                                    If Incorporated by Reference, Documents with Which
S-K, Item 601     Exhibit No.     Description of Exhibit                       Exhibit was Previously Filed with SEC             

                                                                      
  (3)(i)          3(A)            Amended Articles of Incorporation            Quarterly Report on Form 10-Q         
                                  of The Progressive Corporation               (Filed with SEC on April 23, 1993; see
                                  ("Progressive"), as amended                  Exhibit 3 therein)                    
                                                                                                  
                                                                              
  (3)(ii)         3(B)            Code of Regulations of Progressive           Quarterly Report on Form 10-Q (filed with 
                                                                               SEC on May 15, 1997; see Exhibit 3 therein)     
                                 
  (4)             4(A)            Indenture dated as of November               Annual Report on Form 10-K (Filed with SEC 
                                  15, 1988 between Progressive                 on March 29, 1994; see Exhibit 4(B) therein)
                                  and State Street Bank and
                                  Trust Company (successor in   
                                  interest to Rhode Island
                                  Hospital Trust National Bank),
                                  as Trustee ("Subordinated
                                  Indenture") (including Table
                                  of Contents and cross-reference
                                  sheet)
                                 
  (4)             4(B)            Form of 10 1/8% Subordinated Notes           Annual Report on Form 10-K (Filed with SEC
                                  due 2000 issued in the aggregate             on March 29, 1994; see Exhibit 4(C) therein)      
                                  principal amount of $150,000,000
                                  under the Subordinated Indenture
                                 
  (4)             4(C)            Indenture dated as of November 15,           Annual Report on Form 10-K (Filed with          
                                  1988 between Progressive and State           SEC on March 29, 1994; see Exhibit 4(D) therein)
                                  Street Bank and Trust Company (successor
                                  in interest to The First National
                                  Bank of Boston), as  Trustee ("1988
                                  Senior Indenture") (including  Table
                                  of Contents and cross-reference sheet)
                                 
  (4)             4(D)            Form of 10% Notes due 2000 issued in         Annual Report on Form 10-K (Filed with SEC     
                                  the aggregate principal amount of            on March 29, 1994; see Exhibit 4(E) therein)   
                                  $150,000,000 under the 1988 Senior
                                  Indenture    
                                 
  (4)             4(E)            Form of 8 3/4% Notes due 1999 issued in      Annual Report on Form 10-K (Filed with SEC   
                                  the aggregate principal amount of            on March 28, 1995; see Exhibit 4(F) therein) 
                                  $30,000,000 under the 1988 Senior
                                  Indenture



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                                EXHIBIT INDEX




Exhibit No.                                                                     If Incorporated by Reference, Documents
Under Reg.       Form 10-K                                                      with Which Exhibit was Previously Filed
S-K, Item 601    Exhibit No.       Description of Exhibit                       with SEC
                                                                                
                                                                                
                                                                       
(4)              4(F)              $10,000,000 Unsecured Line of Credit         Contained in Exhibit Binder
                                   with National City Bank (dated May 23,       
                                   1990; renewed May 20, 1992; amended          
                                   February 1, 1994 and May 1, 1997)            
                                                           
(4)              4(G)              Indenture dated as of September 15, 1993     Quarterly Report on Form 10-Q (Filed
                                   between Progressive and State Street         with SEC on November 5, 1993; see
                                   Bank and Trust Company (successor in         Exhibit 4(A) therein)
                                   interest to The First National Bank of       
                                   Boston), as Trustee ("1993 Senior            
                                   Indenture") (including Table of Contents     
                                   and cross-reference sheet)                   
                                                                                
(4)              4(H)              Form of 7% Notes due 2013 issued in the      Quarterly Report on Form 10-Q (Filed
                                   aggregate principal amount of                with SEC on November 5, 1993; see
                                   $150,000,000 under the 1993 Senior           Exhibit 4(B) therein)
                                   Indenture                                    
                                                                                
(4)              4(I)              Form of 6.60% Notes due 2004 issued in       Annual Report on Form 10-K (Filed with
                                   the aggregate principal amount of            SEC on March 29, 1994; see Exhibit 4(L)
                                   $200,000,000 under the 1993 Senior           therein)
                                   Indenture                                    
                                                                                
(4)              4(J)              First Supplemental Indenture dated March     Registration Statement No. 333-0175 (Filed
                                   15, 1996 between the Registrant and          with SEC on March 15, 1996; see Exhibit
                                   State Street Bank and Trust Company,         4.2 therein)
                                   evidencing the designation of State          
                                   Street Bank and Trust Company, as            
                                   successor Trustee under the 1993 Senior      
                                   Indenture                                    
                                                                                
(4)              4(K)              Form of 7.30% Notes due 2006, issued in      Quarterly Report on Form 10-Q (Filed
                                   the aggregate principal amount of            with SEC on July 31, 1996; see Exhibit 4
                                   $100,000,000 under the Senior Indenture      therein)
                                   dated September 15, 1993, between the        
                                   Company and State Street Bank and Trust,     
                                   as amended and supplemented                  
                                                                                
(10)(i)          10(A)             Construction Agreements dated November       Contained in Exhibit Binder
                                   3, 1997 between Progressive Casualty         
                                   Insurance Company, and HCB Contractors       
                                                                                

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                                EXHIBIT INDEX




Exhibit No.                                                                     If Incorporated by Reference, Documents
Under Reg.       Form 10-K                                                      with Which Exhibit was Previously Filed
S-K, Item 601    Exhibit No.       Description of Exhibit                       with SEC

                                                                                        
(10)(iii)        10(B)             The Progressive Corporation 1997             Annual Report on Form 10-K (Filed with SEC
                                   Gainsharing Plan                             on March 31, 1997; see Exhibit 10(B) therein)
                                                                                
                                                                                
(10)(iii)        10(C)             The Progressive Corporation 1997             Annual Report on Form 10-K (Filed with SEC
                                   Executive Bonus Plan                         on March 31, 1997; see Exhibit 10(D) therein)
                                                                                
                                                                                
(10)(iii)        10(D)             The Progressive Corporation 1996 Process     Quarterly Report on Form 10-Q (Filed with SEC
                                   Management Bonus Plan                        on May 1, 1996; see Exhibit 10(A) therein)
                                                                                
(10)(iii)        10(E)             The Progressive Corporation Directors        Quarterly Report on Form 10-Q (Filed
                                   Deferral Plan (Amendment and                 with SEC on November 13, 1996; see
                                   Restatement), as further amended on          Exhibit 10 therein)
                                   October 25, 1996                             
                                                                                
(10)(iii)        10(F)             The Progressive Corporation 1989             Annual Report on Form 10-K (Filed with
                                   Incentive Plan (amended and restated as      SEC on March 30, 1993; see Exhibit 10(G)
                                   of April 24, 1992, as further amended on     therein)
                                   July 1, 1992 and February 5, 1993)           
                                                                                
(10)(iii)        10(G)             Share Option Agreement dated March 17,       Annual Report on Form 10-K (Filed with
                                   1989, between Progressive and David M.       SEC on March 28, 1995; see Exhibit 10(H)
                                   Schneider                                    therein)
                                                                                
(10)(iii)        10(H)             The Progressive Corporation 1998             Contained in Exhibit Binder
                                   Directors' Stock Option Plan                 
                                                                                
(10)(iii)        10(I)             The Progressive Corporation 1990             Contained in Exhibit Binder
                                   Directors' Stock Option Plan (Amended        
                                   and Restated as of April 24, 1992 and as     
                                   further amended on July 1, 1992)             
                                                                                
(10)(iii)        10(J)             Agreement dated March 11, 1996 with          Annual Report on Form 10-K (Filed with SEC on
                                   Bruce W. Marlow                              March 15, 1996; see Exhibit 10(H) therein)
                                                                                


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                                EXHIBIT INDEX




Exhibit No.                                                                     If Incorporated by Reference, Documents
Under Reg.       Form 10-K                                                      with Which Exhibit was Previously Filed
S-K, Item 601    Exhibit No.       Description of Exhibit                       with SEC

                                                                                
                                                                               
(10)(iii)        10(K)             Amending Agreement dated April 1, 1996       Quarterly Report on Form 10-Q (Filed
                                   between the Company and Bruce W. Marlow      with SEC on July 31, 1996; see Exhibit
                                   relating to certain outstanding stock        10 therein)
                                   options previously granted to Mr. Marlow     
                                                                                
(10)(iii)        10(L)             The Progressive Corporation 1995             Annual Report on Form 10-K (Filed with SEC on
                                   Incentive Plan                               March 28, 1995; see Exhibit 10(L) therein)
                                                                                
                                                                                
(10)(iii)        10(M)             The Progressive Corporation Executive        Contained in Exhibit Binder
                                   Deferred Compensation Plan (Amended and      
                                   Restated as of January 1, 1997), as          
                                   further amended December 1, 1997             
                                                                                
(10)(iii)        10(N)             Form of Non-Qualified Stock Option           Quarterly Report on Form 10-Q (Filed
                                   Agreement under The Progressive              with SEC on May 1, 1996; see Exhibit
                                   Corporation 1989 Incentive Plan (single      10(B) therein)
                                   award)                                       
                                                                                
(10)(iii)        10(O)             Form of Non-Qualified Stock Option           Quarterly Report on Form 10-Q (Filed
                                   Agreement under The Progressive              with SEC on May 1, 1996; see Exhibit
                                   Corporation 1989 Incentive Plan              10(C) therein)
                                   (multiple awards)                            
                                                                                
(11)             11                Computation of Earnings Per Share            Contained in Exhibit Binder
                                                                                
(12)             12                Computation of Ratio of Earnings to          Contained in Exhibit Binder
                                   Fixed Charges                                
                                                                                
(13)             13                The Progressive Corporation 1997 Annual      Contained in Exhibit Binder
                                   Report                                       
                                                                                
(21)             21                Subsidiaries of The Progressive              Contained in Exhibit Binder
                                   Corporation                                  
                                                                                
(23)             23                Consent of Independent Accountants           Incorporated herein by reference to page
                                                                                28 of this Annual Report on Form 10-K


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                                EXHIBIT INDEX




Exhibit No.                                                                     If Incorporated by Reference, Documents
Under Reg.       Form 10-K                                                      with Which Exhibit was Previously Filed
S-K, Item 601    Exhibit No.       Description of Exhibit                       with SEC


                                                                       
(24)             24                Powers of Attorney                           Contained in Exhibit Binder

(27)             27                Financial Data Schedule for current          These exhibits are contained in the EDGAR filing of
                                   period and Restated Financial                the Annual Report on Form 10-K for the year ended 
                                   Data Schedules for other periods             December 31, 1997 only




No other exhibits are required to be filed herewith pursuant to Item
601 of Regulation S-K.


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