1921-1941

  • Period: to

    President Woodrow Wilson

    President during World War I and pushed for the creation of the League of Nations.
  • Period: to

    President Warren G. Harding

    President until he died after two years.
  • Washington Naval Conference

    Worlds largest gathering of Naval powers after WWI.
  • The Great Mississippi Flood

    The most destructive river flood in the history.
  • Amelia Earhart Becomes the First Woman to Fly Over the Atlantic

    Landing her plane in Ireland after flying across the North Atlantic. Earhart traveled over 2,000 miles from Newfoundland in just under 15 hours.
  • Period: to

    President Herbert Hoover

    Republican known for the Hoover Dam
  • Stock Market Crash of 1929

    New York stock Exchange collapsed. Some of the causes were low wages, the proliferation of debt, a struggling agricultural sector and an excess of large bank loans that could not be liquidated.
  • Period: to

    President Franklin Roosevelt

    Popular president during World War II.
  • 21st Amendment is Passed

    Repealed the 18th amendment which has prohibited alcohol.
  • Social Security Act Passed

    Established a system of benefits.
  • World War II Begins

    Germany invaded Poland. Great Britain and France responded by declaring war on Germany
  • Pearl Harbor Attack

    Surprise attack by Japanese.