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The assassination of Archduke Ferdinand
The assassination of ArchdukeFerdinand which let to the Austria declaration of war -
Period: to
World war one
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Austria-Hungary declares war on Serbia.
Starts world war one -
Schlieffen plan
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First Battle of the Marne
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Battle of Limanowa
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Battle of Verdun
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Period: to
Battle of Somme
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Unrestricted Submarine Warfare
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Second Battle of the Marne
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America enters the war
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Russian Revolution
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Armistice
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The Treaty of Versailles