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Assassination of Archduke Franz Ferdiand of Austria
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Declarations of War begin
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United Kingdom declares war on Germany
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Battle of Gallipoli begins
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Battle of Lone Pine
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Battle of Verdun begins - longest battle of the war
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Battle of Jutland - major naval battle begins
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Battle of Fromelles
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USA declares war on Germany
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Germany signs the armistice - fighting ends
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signing of the Treaty of Versailles
