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Henry Ford perfects mass production
Henry Ford combined interchangeable parts with subdivided labor and fluid movement of materials to create his moving assembly line in 1913. The resulting productivity gains and price cuts led manufacturers of every type to adopt Ford's innovative production methods. -
Harlem Renaissance begins
the most influential movement in African American literary history. The movement also included musical, theatrical, and visual arts. The Harlem Renaissance was unusual among literary and artistic movements for its close relationship to civil rights and reform organizations. -
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Palmer Raids
The bombing was just one in a series of coordinated attacks that day on judges, politicians, law enforcement officials, and others in eight cities nationwide. -
Prohibition begins
when the United States prohibited the production, importation, transportation, and sale of alcoholic beverages. -
Women are allowed to vote
the 19th Amendment was passed which allowed women to vote -
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Teapot dome scandal
The Teapot Dome scandal was a political corruption scandal in the United States involving the administration of President Warren G. Harding. -
Sacco and Vanzetti are convicted
It returned with a guilty verdict after a few hours of deliberation. Sacco and Vanzetti were held in prison for six years while their attorneys filed motions seeking a new trial. Some of the motions involved witnesses who had recanted their testimony. -
Scopes trial
high-school teacher, John T. Scopes, charged with violating state law by teaching Charles Darwin's theory of evolution. -
Charles lindeburg crosses the Atlantic
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. -
Kellogg-Briand pact
an agreement to outlaw war -
Black tuesday
News about public utility regulation and rising interest rates in the United States and abroad led to panic selling on Black Thursday and Black Tuesday Nervous investors liquidated their holdings and the markets plummeted.