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Triple Alliance forms
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Triple Entente forms
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Archduke Assassination
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Austria declares war on Serbia
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World War I began
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Germany starts war with Belgium
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The Lusitania Sinks
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Lusitania sunk by German forces
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Allied forces launch final offensive into Western Font
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Battle of Verdun
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Rasputin assassinated
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Czar Nicholas II steps down
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United States enters the war
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Lenin signs Treaty of Brest-Litovsky
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Germany agrees to an armistice
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Treaty of Versailles sighned at the Paris Peace Conference
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Communist control Russia