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Nicola Sacco and Bartolomeo Vanzetti, Italian immigrants and anarchists, were executed for murder on the basis of doubtful ballistics evidence. -
First commercial radio station was KDKA in Pittsburgh with a broadcast of the returns of the Harding-Cox presidential election. -
The Teapot Dome scandal was a bribery scandal involving the administration of United States President Warren G. Harding from 1921 to 1923. -
The first pageant was held September 7-8, 1921, and eight finalists from cities in the Northeast competed for the title, which would later be known as Miss America. -
The first Winter Olympics take off in style at Chamonix in the French Alps. -
The prosecution of science teacher John Scopes for teaching evolution in a Tennessee public school, which a recent bill had made illegal. -
The Great Gatsby is a novel by American writer F. Scott Fitzgerald. Set in the Jazz Age on Long Island, near New York City, the novel depicts first-person narrator Nick Carraway's interactions with mysterious millionaire Jay Gatsby and Gatsby's obsession to reunite with his former lover, Daisy Buchanan. -
Charles A. Lindbergh completed the first solo, nonstop transatlantic flight in history, flying his Spirit of St. Louis from Long Island, New York, to Paris, France. -
The Jazz Singer, the first commercially successful full-length feature film with sound, debuts at the Blue Mouse Theater at 1421 5th Avenue in Seattle. -
The Saint Valentine's Day Massacre was the murder of seven members and associates of Chicago's North Side Gang that occurred on Saint Valentine's Day. -
American stock market crash that occurred in the autumn of 1929. It started in September and ended late in October, when share prices on the New York Stock Exchange collapsed.