November 03, 1920
Warren G. Harding
Marion, Ohio
In the spirit of America, I accept the decision of the majority, tender as the defeated candidate my congratulations, and pledge as a citizen my support to the executive authority in whatever emergency may arise.
JAMES M. COX.
Source: James M. Cox, Journey through My Years (New York: Simon and Schuster; 1946), 280.
James M. Cox, Telegram to Warren G. Harding Conceding the Presidential Election Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/345989