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Serbian Nnationalist assassinates Archduke Franz Ferdinand
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World War 1
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1st Battle of the Marne
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Ottoman Empire joins the Central Powers
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Battle of Gallipoli
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2nd battle of Ypres
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Allies invade Turkey
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Armenian Genocide
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Italy joins the Triple Entente
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German submarine sinks the Lusitania
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Battles of Verdun and the Somme
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Sussex Pledge
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Arab Rebellion against Ottoman Empire
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February Revolution in Russia
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United States enters the War
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Battle of Caporetto
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Balfour Declaration on Jewish homeland in Palestine
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Civil War in Russia
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Bolshevik Revolution in Russia
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Treaty of Brest-Litovsk
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Revolution in Germany
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Treaty of Versailles
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Treaty of Lausanne recognizes Turkish independence