1915, Battle of Hartmannswillerkopf, British Army, Charles Monro, Dardanelles, France, Germany, Great Britain, Japan, Kum, Mediterranean, Ottoman Empire, Persia, prisoners of war, Qom, Russia, sinking, Sir Archibald Murray, Sir Douglas Haig, Sir William Robertson, SM U-38, submarine, Turkey, Vosges, Yasaka Maru
French success at Hartmannsweilerkopf in the Vosges; 1,300 prisoners captured. Russian troops in Persia capture Kum. Japanese steamer Yasaka Maru sunk by submarine in Mediterranean. Sir William Robertson appointed Chief of Imperial General Staff in succession to Sir Archibald Murray; Sir Archibald Murray to succeed Sir Charles Monro in the Dardanelles; Sir Charles Monro to succeed Sir Douglas Haig in command of the First Army.