Armenia Kemal C-in-C Turk Second Army (Deputy since March 5) in new Army Group Caucasus (Ahmed Izzet Pasha), only 40,000 strong, and still typhus-ridden. Russians reoccupy Van.
Mesopotamia: British occupy Baquba (35 miles northeast of Baghdad) after 240 lorried infantry with 4 armoured cars fail to seize bridge there on March 14.
Somme: BEF GHQ Intelligence summary reports wells at Barleux southwest of Peronne poisoned with arsenic. French reoccupy Noyon (population 12,000; streets mined and booby-trapped, explosions till mid-April). British 48th Division occupies Peronne and BEF Chaulnes. Allies enter Nesle together.
Verdun: German attacks in Avocourt-Mort Homme sector repulsed (until March 19).