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Francis Ferdinand is assassinated in Sarajevo
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Period: to
World War 1 before United States Involvment
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Austria-Hungary writes a note to Serbia
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Autria-Hungary declares war on Serbia
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Germany delcares war on Russia
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Germany gives an ultimatum to Belgium
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Germany declares war on France
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Great Britain declares war on Germany
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France declares war on Austria-Hungary
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Great Britain declares war on Austria-Hungary
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The British Army lands in France
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Russia advances into East prussia
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Japan declares war on Germany
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The First Battle of the Marne begins. The Western Front is formed.
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Great Britain declares war on the Ottoman Empire
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England issues a blockade of U-boats
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Second Battle of Ypres begins. The Germans use gas for the first time.
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The cruise ship the Lusitania is sunk by German U-boats. 128 Americans die from the sinking of the ship.
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Italy declares war on Austria-Hungary
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Cotton delcared a contraband
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Brest-Litovsk falls
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Austria-Hungary and German forces invade Serbia
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Bulgaria declares war on Serbia
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The Battle of Verdun begins
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The Battle of Jutland begins
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The British use the first tanks in the Battle of the Somme
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The Allies give an ultimatum to Greece.
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The Germans release peace proposals
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French forces win the Battle of Verdun
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Germany announces it will be starting unrestricted U-boat warfare
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A revolution begins in Russia
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Czar Alezander II is abdicated in Russia
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The United States declares war on Germany