Battle of Loos
September 25 – October 14, 1915
Result German victory
British troops attacked German lines in northern France, using poison gas for the first time. The offensive failed with heavy losses, and Sir John French was replaced by Douglas Haig.
Battles 1
October 13–19, 1915
Actions of the Hohenzollern Redoubt
German victory
Hohenzollern Redoubt
Ferdinand Foch, Erich von Falkenhayn, John French
