1920 — With the ratification of the 19th Amendment to the Constitution, women finally gain the right to vote (8/26/20)

Elsewhere that year:

• Skeletal remains of the Peking Man, discovered in a cave near Peking, China, are considered about 350,000 years old.
• A “red scare” results in nationwide raids by federal agents, with mass arrests of “anarchists,” “Communists” and labor agitators.
• The German Workers’ Party is renamed the National Socialist German Workers’, or Nazi, Party.
• Hugh Lofting, children’s writer, publishes The Story of Doctor Doolittle, the first of a series of books about a doctor who talks to and treats animals.
• KDKA, America’s first commercial radio station, begins operation in Pittsburg by broadcasting the results of the presidential election.
• A Chicago grand jury indicts eight members of the Chicago White Sox for fixing the World Series between the White Sox and the Cincinnati Reds. The players are later found not guilty, but are not allowed to play baseball again.