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Period: to
The Great War
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America Declares Their Neutrality in the great war
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The Sinking of the Lusitania
A cruise liner was torpedoed and sunk by german u-boats. Over a hundred americans were on board. This greatky pushed america to join the war -
The making of the Sussex Pledge
This document was an agreement stating german u-boats could not sink american trade ships. -
The Sussex Pledge is broken
Germany resumes unrestricted submarine warfare. -
The Zimmerman Note is published to The U.S
This note was from germany to mexico asking them to invade america. It was interceptec by the British -
3 american ships targeted by german U-boats
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America Joins The war