Nineteenth Amendment to the Constitution is ratified: "The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of sex."
Eighteenth Amendment to the Constitution takes effect.
Sharp postwar recession begins; agricultural prices plummet.
League of Women Voters founded to replace the National American Woman Suffrage Association.
Women's Bureau established within the U.S. Department of Labor to oversee the rights of working women; Mary Anderson serves as its first director.
Due to anti-Japanese sentiments Japan stops issuing passports to ‘picture brides’
Warren G. Harding elected president. Red Scare commences after Attorney General proclaims presence of "Red Menace."
"Red raids" organized by Justice Department.
Strike by ten thousand Filipino and Japanese plantation workers.
Nicola Sacco and Bartolomeo Vanzetti arrested in Massachusetts for murder and robbery (May 5).
A wagon filled with bombs explodes on Wall Street in New York City; thirty-three killed, over two hundred injured in act of terrorism (September 16).