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Warren Harding becomes the 29th President of the United States. -
limits how may immigrants can come into the country
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Calvin Coolidge becomes 30th President of the United States. -
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Herbert Hoover becomes 31st President of the United States. -
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Franklin D. Roosevelt becomes 32nd President of the United States. -
Adolf Hitler is elected Chancellor of Germany -
gave workers the right to unionize and work for rights
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this caused the United States to enter the war