- British forces on the Western Front bombard the Germans on the Ancre, as French troops recapture most of Saillisel and repulse a German attack at Deniecourt
- Russian and Romanian troops on the Eastern Front occupy Topalu on the Danube and advance to the south
- Serbian troops seize the village of Polog on the Southern Front
- Allied aircraft conduct a raid on Beersheba in Sinai, damaging the aerodrome and railway line