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The assassination of the Frank Ferdinand Archduke of Austria, leading up to the World War I.
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Austria-Hungary was ready to declare war on Serbia after the Serbian nationalist; Gavrilo Princip assassinated the archduke of Austria; Franz Ferdinand
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Germany attacked two French colonial division at Ypres, Belgium using more the 150 tons of lethal chlorine gas
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A British passenger liner that was torpedoed by the Germans.
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Wilson decides to be neutral because favored countries and their families came from Europe.
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Arthur Zimmermann sent sent a telegram to a German ambassador in Mexico. The note said to attack the US. The British intercept the note and show it to Wilson.
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The United States decided to join the war after the Russian revolutions, Germany's unrestricted submarine warfare, and the Zimmermann Note.
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Th Russian revolution was when Vladimir Lenin and the Bolsheviks overthrew the Czar of Russia Nicholas II.
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The ended with Germany and Allies signing an armistice.
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The treaty that ended the war between Allied Powers and Germany. Made Germany accept full responsibility for conflict, pay the allies billions of dollars, give up its overseas colonies and some territory in Europe, and disarm completely. The United States, Germany, and China don't sign the treaty.
