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The assassination sparked the beginning of World War I
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Austria Hungary declares war on Serbia
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This is the first use of gas as a weapon by the Germans
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A German submarine launched a torpedo and sunk the Lusitania
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President Wilson was reelected and pledged American neutrality
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The Zimmermann Telegram was a secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military alliance between Germany and Mexico in the prior event of the United States entering World War I against Germany.
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The United States join World War I
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The Bolsheviks led by Vladimir Lenin overthrow the Russian government
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On November 11, 1918, fighting in World War I came to an end following the signing of an armistice
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The Treaty of Versailles was the most important of the peace treaties that brought World War I to an end. The Treaty ended the state of war between Germany and the Allied Powers.
