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Barbed Wire
Invented by the Joseph Glidden (American) to prevent enemy soldiers from advancing. -
The Schleiffen Plan
A plan created by Germany to overtake enemy lines -
Assassination of Franz Ferdinand
Shot by Gavrilo Princip. Some people say this was the start of the war. -
Battle at Marne
First Battle of the war. -
Breaking of the Sussex Pledge
Germany broke the Sussex Pledge by sinking the Luisitania, a British passenger ship carrying U.S. citizens -
Zimmerman Telegram
Intercepted telegram from Germany to Mexico. -
United States Joins the war
After Germany broke the Sussex Pledge, USA joins the war. -
Bolsheviks
Lenin, the leader of a politcal party called the Bolsheviks. They were heavy supporters of communism -
Brest-Litovsk Treaty
Treaty between Russia and the Central Powers. Ended Russia's participation in the war -
War Guilt Clause
War was blamed on Germany. -
Armistice Day
This is also know as Veterans Day -
Treaty of Versailles
Ended warfare between Germany and the Allied Powers. signed five years after Ferdinand's death.
