Ww1main

Causes of U.S. Entry into World War 1

By Angel__
  • World War 1 begins and U.S. reaction

    World War 1 begins and U.S. reaction
    Archduke Franz Ferdinand's death began the war, President Wilson immediately states the neutrality of the United States. On April 2, President Wilson called for a declaration of war upon Germany.
  • Assassination of Archduke Franz Ferdinand

    Assassination of Archduke Franz Ferdinand
    Archduke Franz was assassinated on June 28, 1914 along with his wife. He was heir to the throne of the Astro-Hungarian Empire and assassinated by a Serbian Nationalist.
  • Sinking of the Lusitania

    Sinking of the Lusitania
    The Lusitania was a british passanger ship that was sunk by a Germany U-Boat on May 7,1915. 128 Americans died, the Unrestricted Submarine Warfare made the U.S. to enter WWI agaisnt Germany.
  • Arabic Pledge

    Arabic Pledge
    After the passanger ship Lusitania, the Arabic was torpedoed the Germany promised to give passangers at least a 30 minute warning before sinking non-military ships.
  • Pancho Villa raids Columbus Nex Mexico

    Pancho Villa raids Columbus Nex Mexico
    Pancho Villa and 400 of his troops arrived at Columbus, New Mexico primary to attack the town; home of Samuel Ravel, a man whom Villa had given money to buy weapons to. Several Americans were killed in the raid, Pres. Wilson ordered U.S. Army to look for Villa.
  • Sussex Pledge

    Sussex Pledge
    Promise to change the Naval Warfare Policy by Germany to the U.S. Germany allowed armed merchant ships but not passanger ships, to be torpedoed without warning. Pres. Wilson declared that if Germany were to continue this practice, the U.S. would then declare war.
  • "He kept us out of war"

    "He kept us out of war"
    Wilson's slogan helped secure Pres. Wilson's reelection in 1916, the campain slogan reminded the people what he did during WWI.
  • Zimmerman Note

    Zimmerman Note
    Germany sent a diplomatic proposal to Mexico instructing an ambassodor to persuade Mexico to go to war with the U.S. Telegraph was intercepted and caused the U.S. to mobilized agaisnt Germany.
  • Resumption of unrestricted submarine warfare

    Resumption of unrestricted submarine warfare
    Unrestricted submarine warfare began after Americans faced that entering the war was a risk and realized that by cutting off supplies to the Allies, Germany could win the war, befored they attacked. Days later, Wilson broke off U.S. diplomatic relations with Germany.
  • Russian Revolution

    Russian Revolution
    Led by women, farmers and underpaid workers Russians began a revolution overthrowing Nicholas II, the last emperor of Russia and setting up their own Provisional Government.