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Francis Ferdinand assassinated at Sarajevo.
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Austria declared war on Serbia
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Germany declared war on Russia
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Germany declared war on France and invaded Belgium. Germany had to implement the Schlieffen Plan.
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Britain declared war on Germany.
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Russian army defeated at Tannenburg and Masurian Lakes.
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Battle of the Marne started.
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First Battle of Ypres.
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Turkey entered the war on Germany’s side. Trench warfare started to dominate the Western Front.
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The first Zeppelin raid on Britain took place.
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Britain bombarded Turkish forts in the Dardanelles
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Allied troops landed in Gallipoli.