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Warren G. Harding is inaugurated as the president of the United States.
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Warren Harding dies and Calvin Coolidge replaces him as the president of the United States.
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Charles Lindbergh completes the first nonstop flight across the Atlantic Ocean on his plane. The plane is called the Spirit of St. Louis.
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The Fair Labor Standards Act is approved which sets the minimum wage in the United States to twenty-five cents an hour.
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Herbert Hoover is inaugurated as the president of the United States.
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The Star-Spangled Banner officially becomes the national anthem of the United States.
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Hattie Caraway becomes the first woman to ever be a United States senator. She replaced her husband because her husband died. She was reelected two times after that.
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Amelia Earhart becomes the first woman to fly nonstop across the Atlantic Ocean.
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The 20th amendment is passed which changed the president's inauguration date from March 4th to January 20th.
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The 21st Amendment is approved which makes the selling and consumption of alcohol legal once again. It repealed Prohibition.