HANOVER INSURANCE GROUP, INC. FILES (8-K) Disclosing Change in Directors or Principal Officers

Item 5.02 Departure of Directors or Certain Officers; Election of Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On June 13, 2022, the Board of Directors elected Francisco A. Aristeguieta to
the Board of Directors of The Hanover Insurance Group, Inc. (the "Company"). Mr.
Aristeguieta, 56, currently serves as a special adviser for State Street
Corporation, a provider of financial services to institutional investors
worldwide. Mr. Aristeguieta served as Chief Executive Officer of State Street
Institutional Services from June 2020 to May 2022, and served as Executive Vice
President and Chief Executive Officer of State Street International Business
from July 2019 to June 2020. Before joining State Street in July 2019, Mr.
Aristeguieta was Chief Executive Officer of Citigroup Asia Pacific, an
international investment banking and financial services provider, from June 2015
to June 2019. Prior to that role, he served as Chief Executive Officer of
Citigroup Latin America from January 2013 to June 2015 and before that he led
Citigroup's Global Transaction Services Group in Latin America, and served as
vice chairman on the board of directors of Banco de Chile.

To balance our classes of directors, Mr. Aristeguieta will serve in the class of
directors whose term expires at the Company's 2023 annual meeting of
shareholders. At this time, Mr. Aristeguieta has not been appointed to any of
the Board's standing committees. The Board has determined that Mr. Aristeguieta is independent under the New York Stock Exchange rules and under the Company's
Corporate Governance Guidelines, which can be found on the Company's website at
www.hanover.com.

Mr. Aristeguieta will receive the same compensation for his service on the
Company's Board of Directors as the Company's other non-employee directors, as
described in Exhibit 10.1 to the Company's Quarterly Report on Form 10-Q that
was filed with the Securities and Exchange Commission on August 1, 2019, but
pro-rated to reflect that he was appointed mid-term.

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