1900-1920

  • Theodore Roosevelt Takes over the presidency

  • William McKinley Assassanated

  • Carnegie Institution Founded

  • First 2-way Communication Between America and Europe

  • First Maned Flight

  • Theodore Roosevelt Re-Elected

  • San-Francisco Earthquake

  • Hepburn Act

  • Oklahoma Admitted as a State

  • First Model T Built

  • William Howard Taft Elected

  • Bureau of Mines Created

  • First Indianapolis 500

  • Woodrow Wilson Elected

  • 16th Amendment

  • 17th Amendment

  • Federal Reserve Created

  • Period: to

    World War 1

  • Panama Canal Opens

  • First Telephone Conversation Between New York and San Francisco

  • Lusitania Sinking

  • Period: to

    Somme Defensive

  • Virgin Islands Purchase

  • National Parks Service Created

  • Woodrow Wilson Re-Elected

  • United States Entered World War 1

  • Time Zones are Established

  • Period: to

    Battle of Cantigny

  • Period: to

    Meuse-Argonne

  • 18th Amendment

  • Treaty of Versailles

  • 19th Amendment

  • First Radio Station

  • Warren G. Harding Elected