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Archduke of Austria is Assasinated
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Germany declares war on Russia
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Japan declares war on Germany
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Battle of Gallipoli
Allies attack the Ottoman Empire -
German submarine sinks a British passenger ship
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Surrender of British troops at the Siege of Kut in Mesopotamia
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Zimmerman Telegram
The British intercept a Telegram from Germany asking Mexico to join the war. -
United States Congress declares War on Germany
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100 Days Offensive begins
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Armistice with Germany signed
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Treaty of Versailles signed
