Events Drawing United States into World War 1

By ryandoolin
  • Period: to

    Events Drawing United States into World War 1

  • Declaration of Neutrality

    Declaration of Neutrality
    President Woodrow Wilson declared the United States neutral in World War 1. He warned US citizens about taking sides in the war.

  • The Lusitania

    The Lusitania
    German U-boat sinks The Lusitania without warning. Killed 128 Americans.

  • Sussex Pledge Made

    Sussex Pledge Made
    Agreement between the US and Germany. It stated that United States would stay out of war if Germany stopped their unrestricted submarine warfare.

  • Zimmerman Note

    Zimmerman Note
    Telegram intercepted by G. Britain. Germany was trying to tell Mexico to declare war on the US, and they would get South Western part of United States.

  • Sussex Pledge Ended

    Sussex Pledge Ended
    Germany ends the Sussex Pledge because they believed they could break Britain before America could have an impact.

  • 3 American Ships Targeted

    3 American Ships Targeted
    German u-boats target 3 American ships and sink them. This is the tipping point of United States entering the war.

  • Declaration of War

    Declaration of War
    The US officially declared war on Germany, and Austria-Hungary a day later.