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A Serbian secret society called the Black Hand assinated the Archduke, Franz Ferdinand.
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Serbia failed to meet the requirements of the Ultimatium that Austry- Hungary gave. 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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The UK declares war on Germany after the Germans invade Belgium.
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Austria- Hungary declares war on Russia and Serbia does the same for Germany.
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President Woodrow Wilson announces that the United States will remain neutral.
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The first battle of the Marne begins. Trench warfare begins as soldiers on both sides dig in.
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Battle of Ypres begins,
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The UK declares the North Sea as a military area, effectivly creating a blockade of goods to Germany.
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Germany declares "war Zone' around Great Britian.
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The 2nd Battle of Ypres begins and Germans first time to use poison gas.
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The Lusitanie sinks
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Tsa rNicholas II takes personal control oveer Russia's armies.
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This was the longest and bloodiest battle during WWII.
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This was a major naval battle of the war.
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During the Battle of the Somme tanks were first introduced into war.
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It was sent, intercepted and deciphered.
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Tsar Nicholas II abdicates
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The US declares war on Germany.
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The Bolsheviks overthrow the Russian government.
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Armistice is agreed upon between the new Rusiian government and central powers goes into effect.
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President Woodrow Wilson issues 14 issues to peace.
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Russia signs the Treaty of Brest Litovsk.
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Kaiser Wilhelm II abdicates and flees Germany.
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Germany signs the armistice at Compiengne, France. Fighting ends at 11 a.m. on Nov. 11.