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Assassination of Arch Duke Franz Ferdinand by Serbian Nationalist
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Austria Hungary declares war on Serbia
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Germany declares war on Russia
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Germany declares war on France
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British Troops land in France
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Great Britain and France declare war on Germany
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Japan declares war on Germany
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Russia declares war on the Ottoman Empire
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On February 4, 1915, Kaiser Wilhelm announced Germany’s intention to sink any and all ships sailing under the flags of Britain, Russia or France found within British waters.
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Deportation of Armenian intellectuals to Ankara, first act of the Armenian Genocide.
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Treaty of London between the Entente and Italy
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The British liner Lusitania is sunk by a German U-boat
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Battle of Rafa. The British drive the Ottomans out of Sinai.
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The Battle of the Somme begins.
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HMHS Britannic sinks after hitting a German mine
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The French relieve Agadez
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The United States declares war on Germany.
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First American troops land in France.
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Battle of Hill 70
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First Spanish Flu cases in Spain, where reports on the disease are published freely due to the lack of wartime censorship.
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Woodrow Wilson outlines his Fourteen Points
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First known case of what will later be called Spanish Flu
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At 6 am, Germany signs the Armistice of Compiègne. End of fighting at 11 a.m
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Treaty of Versailles between the Allies and Germany: the Peace Conference opens in Paris
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Treaty of Versailles signed
