01301080-n
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Ypres, battle of Ypres, third battle of Ypres
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battle in World War I (1917); an Allied offensive which eventually failed because tanks bogged down in the waterlogged soil of Flanders; Germans introduced mustard gas which interfered with the Allied artillery |
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01300508-n
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Ypres, battle of Ypres, first battle of Ypres
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battle in World War I (1914); heavy but indecisive fighting as the Allies and the Germans both tried to break through the lines of the others |
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01300782-n
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Ypres, battle of Ypres, second battle of Ypres
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battle in World War I (1915); Germans wanted to try chlorine (a toxic yellow gas) as a weapon and succeeded in taking considerable territory from the Allied salient |
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