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Triple Alliance is Formed
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Triple Entente is Formed
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Archduke Ferdinand & Wife Are Shot
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Battle of the Marne Begins
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The Lusitania is Sunk
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Italy Joins The Allied Powers
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Battle of the Somme
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U.S. Enters The War
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Lenin Takes Over Russia
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Lenin Signs a Peace Treaty with Germany
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Russia Withdraws From The War
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Czar Nicholas II of Russia and Family Are Killed By The Bolsheviks
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Battle of the Argonne Begins
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Armistice is Signed
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The Big 4 Meet In Paris
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Treaty of Versailles is Signed
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League Of Nations Is Formed
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U.S.S.R. (Soviet Union ) is Formed
