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  The stock market crashes, leading USA into the Great Depression.
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  Stock market crash begins October 24. Investors call October 29 "Black Tuesday." Losses for the month will total $16 billion, an astronomical sum in those days.
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  The Dust Bowl was caused by the lack of crop rotation and basically killed the soil in the ground and drying it up causing dust storms.
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  FDR takes presidential office.
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  The unemployment rate went to its highest at 25%
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  The Supreme Court declares the National Recovery Administration to be unconstitutional.
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  Top tax rate raised to 79 percent.
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  FDR asked Congress for an additional $3.75 billion to stimulate the still floundering economy
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  World War II starts with Hitler's invasion of Poland.
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  Preperations for WW1 bring the USA out from the Great Depression.