1921-1941

  • Warren G. Harding

    Warren G. Harding become the 29th US president
  • Washington Disarmament Conference

    A military conference by US president Warren held in Washington on November 12 1921
  • Neutrality Acts

    1937
    Congress passes 3 Neutrality Acts meant to keep the US out of the war
  • World War 2

    The second World War begins