Battle of the Somme – Battle of Delville Wood (until July 20): 3,153-strong South African Brigade, ordered to capture and hold wood at all costs, secures most of it. For five nights and 6 days South Africans hold out against 3 divisions counter-attacks and shelling by 180 guns. British cavalry fail to break through at High Wood, withdraw on July 16.
Verdun: French recapture and then lose Battery C and CP 119 near Fleury (until July 16).
Brusilov offensive, Pripet: Sakharov’s Eleventh Army (night July 15-16) pre-empts Marwitz attack on Southern Lutsk salient thanks to agent network’s warning, reaches river Lipa, takes Mikhailovka and 13,000 PoWs.
Armenia: Russian general Yudenich occupies evacuated Bayburl.
Adriatic: British submarine H3 mined and sunk off Cattaro.
Somme: Royal Flying Corps bombs 13 targets and claims 6 German aircraft for no loss.
Austria: Ex-Reichsrath Trentino deputy Cesare Battisti (Italian PoW) executed as traitor.