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  Longest war in historyalso known as the First World War or the Great War, was a global war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918.
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  To execute the Schlieffen Plan, Germany had to go through Belgium in order to invade France
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  The first aircraft brought down by another was an Austrian reconnaissance aircraft rammed on 8 September 1914 by Russian pilot Pyotr Nesterov in Galicia in the Eastern Front.
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  Real good strategy.
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  The Allies stopped the German invasion of Paris.
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  A disastrous Allied offensive at the Somme, where Allied casualties numbered in the millions.
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  The United States enters into the first World War, declaring war on the Central Powers.
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  a british ship was sunk by a germany u boat.
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  did not say the exact date