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Archduke Franz Ferdinand is assassinated by a Serbian nationalist named Gavrilo Princip in Sarajevo, Bosnia
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The Tank is invented by Britain - making its first appearance during the Battle of Flers-Courcelette, thus marking the end of Trench warfare
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A cargo ship, the SS Darro collides with the SS Mendi in the English channel. The Mendi sinks and 646 people are killed.
