-
Declaration of Neutrality
The United States declared to reamin neutral. -
Period: to
United States
-
The Lusitania
A German U-boat torpedoed and sank the RMS Lusitania. -
Sussex Pledge Made
The Sussex Pledge was a promise made in 1916 during World War I by Germany to the United States. -
Zimmerman Note
The Zimmermann Telegram was a diplomatic proposal from the German Empire, for Mexico to join an alliance with Germany in the event of the United States entering World War I against Germany. The proposal was intercepted and decoded by British intelligence. -
Sussex Pledge Ended
Germany thought they could beat the Allied Forces by taking submarine warfare before the United States could enter the war. -
3 American Ships Targeted
United States Merchant Ships, Sailing Vessels, and Fishing Craft Lost from all Causes during World War I. -
Declaration of War
President Woodrow Wilson went before a joint session of Congress to request a declaration of war against Germany.