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The Second Battle of Ypres, which ends in a stalemate. Germany first uses poison gas. (apr 22, 1915 – may 25, 1915)
Added to timeline:
The Great War
By
Noah Kaminer-Vickers
21 Sep 2019
1
1
791
Date:
apr 22, 1915
may 25, 1915
~ 1 months and 3 days
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