Causes of US Entry into WWI

  • Assassination of Archduke Franz Ferdinand

    Assassination of Archduke Franz Ferdinand
    Archduke Franz Ferdinand the nephew of Emperor Franz Josef and heir to the Austro-Hungarian Empire was shot to death also with his wife by a Serbian nationalist in Sarajevo, Bosnia,It was also their wedding anniversary.
  • WWI begins&US reaction

    WWI begins&US reaction
    Started when Archduke Franz Ferdinand was assasinated in and ended with the Treaty of Versailles.The United States didn't really know which side to pick. As a nation of immigrants the United States would have difficulty picking a side.Even though Britain was based on history and language there were many United States people who claimed Germany and Austria-Hungary as their home lands
  • Sinking of the Lusitania

    Sinking of the Lusitania
    The RMS Lusitania was torpedoed by a German U-boat and sunk of the coast of Ireland.The boat was used to carry people and goods across the Atlantic Ocean between the United States and Great Britain.There was 1959 people in the boat and 1198 of the passengers died also including 128 Americans.
  • Arabic Pledge

    Arabic Pledge
    The Arabic pledge was a promise made by the German Empire during World War 1 to limit unrestricted submarine warfare. Ambassador Johann Heinrich von Bernstorff responded with this pledge which stated that Germany would warn non-military ships 30 minutes before they sank them to make sure that the passengers and crew got out safely
  • Pancho Villa raids Mexico

    Pancho Villa raids Mexico
    Some hundred Mexican guerillas under command of Francisco "Pancho"Villa cross the U.S. Mexican border and attacked the small border of Columbus,New Mexico.
  • Sussex Pledge

    Sussex Pledge
    This was a promise given by the German Government to the United States of America in response to US demands relating to the First World War.Germany promised to change their naval and submarine policy of unrestricted submarine warfare and stop the indiscriminate sinking of non-military ships.
  • "He Kept us out of War"

    "He Kept us out of War"
    During the Presidential Election of 1916,this was a slogan used by the Woodrow Wilson campaign that had led the President to a win over Charles Evans Hughes.But five months later President Wilson brought America to war with Germany after the unrestricted submarine warfare.
  • Ressumption of unrestricted submarine warfare

    Ressumption of unrestricted submarine warfare
    Unrestricted submarine warfare was introduced in World War I when Germany declared the area around British war zone which all merchant ships including those from neutral countries would be attacked by the German navy.
  • Zimmermann Note

    Zimmermann Note
    German foreign secretary Arthur Zimmermann had proposed a German-Mexican alliance without no one knowing in case a war started between the United States and Germany,trying to temp the Anti-Yankee Mexico with promises of getting back Texas,New Mexico,and Arizona.In this secret message Zimmermann revealed Germany's plan to start unrestricted submarine warfare.
  • Russian Revolution

    Russian Revolution
    Started when riots and strikes over the scarcity of food erupt in Petrograd.Supported by 90,000 men and women on strike, the protesters fought against the police refused to leave the streets the strike spread among Petrograd's workers and irate mobs of workers destroyed police stations.