1900 - 1920

  • September 14th, 1901

    September 14th, 1901
    Theodore Roosevelt officially starts his term as President.
  • December 6th, 1904

    December 6th, 1904
    President Roosevelt in his Annual address made a significant addition to the Monroe Doctrine.
  • March 4th, 1913

    March 4th, 1913
    Woodrow Wilson officially becomes President of the United States.
  • July 28th, 1914

    July 28th, 1914
    World War 1 begins when Archduke Franz Ferdinand of Austria was killed.
  • May 7th, 1915

    May 7th, 1915
    The Lusitania is sunk by German U-Boats and almost forces the US to join the war.
  • April 2nd, 1917

    April 2nd, 1917
    The United States of America finally joins WWI.
  • November 11th, 1918

    November 11th, 1918
    World War 1 finally ends.
  • January 6th, 1919

    January 6th, 1919
    The 18th Amendment is ratified by Congress.
  • August 18th, 1920

    August 18th, 1920
    The 19th Amendment which gave women the right to vote is ratified.