1921-1941

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    29th President of the U.S.

    Warren G. Harding becomes 29th President
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    30th President of the U.S.

    Calvin Coolidge becomes 30th President of the U.S. after Hardings death
  • Dawes Plan

    successfully resolved the issue of World War I reparations that Germany had to pay. It ended a crisis in European diplomacy following World War I and the Treaty of Versailles.
  • Immigration Act of 1924

    limited the number of immigrants allowed entry into the United States through a national origins quota.
  • Mein Kampf Book by Adolf Hitler

    Mein Kampf Book by Adolf Hitler
    The work describes the process by which Hitler became antisemitic and outlines his political ideology and future plans for Germany.
  • Election of 1928

    Presidential election between Hoover and Al Smith
  • Wall Street Crash of 1929

    Wall Street Crash of 1929
    a collapse of stock prices that began on Oct. 29, 1929, the Dow Jones Industrial Average had dropped 24.8%, marking one of the worst declines in U.S. history. It destroyed confidence in Wall Street markets and led to the Great Depression.
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    The Great Depression

    The Great Depression was the worst economic downturn in the history of the industrialized world, lasting from 1929 to 1939. It began after the stock market crash of October 1929, which sent Wall Street into a panic and wiped out millions of investors.
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    31st U.S. President

    Herbert Hoover becomes the 31st U.S. President
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    Dust Bowl

    a period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies
  • Election of 1932

    Presidential election between Herbert Hoover and F.D.R
  • Dachau concentration camp

    First concentration camp established by the National Socialist (Nazi) government
  • Adolf Hitler is named chancellor of Germany

    Hindenburg names Adolf Hitler, leader or führer of the National Socialist German Workers Party (or Nazi Party), as chancellor of Germany.
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    32nd U.S. President

    Franklin D. Roosevelt becomes the 32nd President of the U.S.
  • 21st Amendment was ratified

    The 21st Amendment repealed the 18th Amendment of January 16, 1919, ending the increasingly unpopular nationwide prohibition of alcohol.
  • Hitler Becomes Fuher

    Hitler gains complete control over Germany
  • Start of WW II

    Second Word War. The vast majority of the world's countries—including all the great powers—eventually formed two opposing military alliances: the Allies and the Axis.
  • First helicopter is made

    the world's first practical helicopter took flight at Stratford, Connecticut.
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    Winter War

    a Soviet invasion of Finland on 30 November 1939, three months after the outbreak of World War II
  • Auschwitz concentration camp

    largest concentration camp that killed over 1.1 million jews
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    Battle of France

    known as the Fall of France. German invasion of France and the Low Countries during the Second World War
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    Battle of Britain

    a military campaign of the Second World War, in which the Royal Air Force defended the United Kingdom against large-scale attacks by Nazi Germany's air force, the Luftwaffe.
  • Attack on Pearl Harbor

    Attack on Pearl Harbor
    Japanese bombed the American fleet in Pearl Harbor, Hawaii. This made the U.S. enter into WW II. killed more than 2,300 Americans.
  • U.S. enters WW II

    The U.S. enter WW II after the attack on Pearl Harbor