Ww1main

Causes of US Entry to WWI

  • Assassination of Archduke Franz Ferdinand

    Assassination of Archduke Franz Ferdinand
    The Archduke Franz Ferdinand of Austro-Hungarian and his wife were shot and killed by a group of hostiles. This led to the beginning of "The Great War."
  • WWI Begins & US Reaction

    WWI Begins & US Reaction
    When the war in Europe broke out President Wilson believed the US should remain neutral "in thought and deed."
  • Sinking of the Lusitania

    Sinking of the Lusitania
    The Lusitania was a British ship that was attacked by Germany. Aboard that ship were numerous amounts of innocent people who were not participating in the war. President Wilson decided to remain neutral, whereas President Roosevelt wanted to take action right away.
  • Arabic Pledge

    Arabic Pledge
    President Wilson had gotten Germany to agree to a pledge stationg that they would warn any non military ship 30 minutes ahead of time before atacking it.
  • Pancho Villa Raids New Mexico

    Pancho Villa Raids New Mexico
    Pancho Villa was a rebel from Mexico. Supplied with weapons from Germany he invaded New Mexico. Germany thought that with the US occupied with Pancho Villa they wouldn't have time to partake in the war.
  • Sussex Pledge

    Sussex Pledge
    After Germany sunk yet another passenger ship, President Wilson was ready to take action. Germany, seeing that the US was ready to fight, then promised that they would not attack another passenger ship unless it contained weapons.
  • "He Kept Us Out Of War"

    "He Kept Us Out Of War"
    "He Kept Us Out Of War" was the campaign slogan the President Wilson used to get re-elected.
  • Zimmerman Note

    Zimmerman Note
    The Zimmerman note was a telegraph sent from Germany to Mexico. It promised that if Mexico sided with Germany then Germany would give American land that was previously owned by Mexico back to the Mexican government.
  • Resumption Of Unrestricted Submarine Warfare

    Resumption Of Unrestricted Submarine Warfare
    Germany signed an order to resume unrestricted submarine warfare.
  • Russian Revolution

    Russian Revolution
    First revolution Emperor Nicholas II was forced out of provisional government and placed in imperial government.