Events
assassination of Archduke Franz Ferdinand of Austria.Austria declared war on SerbiaGermany declared war on RussiaGermany invaded Belgium and declared war on France.Britain declared war on GermanyGermany invaded France.Russian army defeated in Tannenberg
and Masurian LakesBeginning of the First Battle of the Marnefirst zeppelin raid on BritainBattle of the DardanellesEnd of the First Battle of the Marnebattle of YpresTurkey entered the war on Germany's side
Beginning of the Trench warfare on the Western front.
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