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U.S. Entry into World War I

  • Period: to

    World War I

    "The War to End All Wars” Was called The Great War till the second World War.
    It was fought from 1914-1918 in Europe. MAIN causes of WWI: Militarism, Alliances, Imperialism, and Nationalism Central Powers: Germany, Austria-Hungary, the Ottoman Empire, and Bulgaria
    Allied powers: France, British Empire, Russia, Japan, Italy, United States
  • The Assassination of Archduke Ferdinand

    The Assassination of Archduke Ferdinand
  • Austria-Hungary declares war on Serbia, beginning World War I.

    Austria-Hungary declares war on Serbia, beginning World War I.
  • Germany invades Luxembourg and Belgium

    Germany invades Luxembourg and Belgium
    Germany invades Luxembourg and Belgium. France invades Alsace. British forces arrive in France. Nations allied against Germany were eventually to include Great Britain, Russia, Italy, Australia, New Zealand, South Africa, Rhodesia, Romania, Greece, France, Belgium, United States, Canada, Serbia, India, Portugal, Montenegro, and Poland.
  • The sinking of Lusitania

    The sinking of Lusitania
  • Germany ceases unrestricted submarine warfare

  • Battle of Verdun begins

    Battle of Verdun begins
    Germany begins the attack on Verdun.
  • Battle of Verdun is over

    The battle lasted for 302 days, the longest and one of the most costly in human history. In 2000, Hannes Heer and Klaus Naumann calculated that the French suffered 377,231 casualties and the Germans 337,000, a total of 714,231, an average of 70,000 a month. In 2014, William Philpott wrote of 976,000 casualties in 1916 and 1,250,000 in the vicinity during the war.
  • Germany resumes unrestricted submarine warfare

    Germany returns to unrestricted submarine warfare halted after the sinking of the Lusitania.
  • The United States declares war on Germany.

  • Germany signs armistice

  • Treaty of Versailles is signed to officially end WWI.

    Allied and German representatives sign treaty of Versailles.