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Bosnia & Herzegovina had been take from Turkey and give to Hungarian Empire
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Austrian government blames Serbia for the assassination of Archduke
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Germany declares war on Russia
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Germany attempted to blockade Great Britain because the allied powers tried to stop supplies from getting to the central powers
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Germans use poisonous gas on British
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Germany waged submarine warfare against the United Kingdom which had implemented a naval blockade of Germany.
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British soldiers surrender under the command of sir charles townshend
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Russian largest assault during WWI against the Hungarian
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The first time the British used tanks in the battle of Somme
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German resume unrestricted submarine warfare against British
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America declares war against Germany
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The British take a large force of tanks across the barbed wire and machine gun posts at cambri
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Russia signs a treaty with the central powers ending its participation in WWI
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the allies had successfully pushed the turkish back and the turks were forced to call an arsmstice
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Kaiser wilhelm II adbicated
