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Assassination of the Archduke Ferdinand
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Germany declares war on Russia
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Britain Declares war on Germany
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The Battle of Marne
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Lusitania Sinks
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Germany Limits Submarines
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The Battle of Verdun
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The Battle of Jutland
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The Battle of Somme
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Zimmerman Telegram
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U.S. Declares war on Germany
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The Battle of Amiens
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Armistice Day
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Treaty of Paris