Similar to 1921年ウォレン・ハーディング大統領就任式

Inauguration of Gerald Ford

Lincoln Bible

George Washington Inaugural Bible

Charles IV of Hungary's attempts to retake the throne

1st National Congress of the Chinese Communist Party

1921 APFA season

Four-Power Treaty

1921 U.S. National Championships (tennis)

Tulsa race massacre

U.S.–Austrian Peace Treaty (1921)

U.S.–Hungarian Peace Treaty

U.S.–German Peace Treaty (1921)

1921 Major League Baseball season

1921 World Series

Cairo Conference (1921)

Kronstadt rebellion

Coto War

Assassination of Talaat Pasha