Western Russia – First Battle of Lake Naroch (until April 14): Record of 1,271 Russian guns fire blind for 8 hours before Ragoza’s Second Army (20 divisions with 350,000 men) of Evert’s West Front attacks German Tenth Army (7 divisions with 75,000 men and 300 guns), gains only 1 mile on 2 mile wide frontline for 15,000 casualties, switches to night attacks on April 19-21.
Mesopotamia, Kut: Townshend radios that food will last to April 15; British troops’ rations cut by 20z.
Egypt: The Prince of Wales arrives as Staff Captain.
East Africa: Smuts begins Usambara Railway advance to river Ruwu, halts there on March 23. Sheppard replaces Stewart (to India) as GOC of 1st East African Division on March 19.
Adriatic: Austrian U6 sinks French destroyer Renaudin off Durazzo.
Britain: Munitions factories total 3,078.