Diary for Tuesday, May 25, 1915:
Dardanelles: U21 (Hersing) sinks British battleships Triumph (73 lost) off Gaba Tepe and Majestic (on May 27, 43 lost), capsizes in 7 minutes off Western Beach. U21 proceeds on to Constantinople after 4000-mile voyage.
Atlantic: U-boat torpedoes US SS Nebraskan, but she reaches Liverpool.
Austro-Italian frontier: Italian 6th Infantry Division attacks in Chiese valley west of lake Garda but is easily held. 4 Austrian forts at Lavarone (southeast of Trento) shelled . Italian advance guard arrives on Isonzo.
Persia: Russians retake Urmia, occupy Miandab.
Gallipoli: 1st improved Anzac periscope rifle (Lieutenant-Corporal Beech) used at Quinn’s Post.
Cameroons: 1,290 Allies begin advance from Wumbiagas, fight 3 main actions, gain 12 miles (ca. 19 km) in 19 days till blocked until June 13. Germans cut supply route on May 28, 60 British sick evacuated by May 31.
Britain – COALITION GOVERNMENT: 12 Liberals and 8 Tories, Lloyd George Munitions Minister. 2nd Canadian Division formed.