A new Italian offensive is launched on the Isonzo front.
The Roumanians advance in Transylvania, but are forced to retire in the Dobrudja.
Sept. 15 (Fri.)
The Somme Front:—The British attack on a wide front; tanks are used for the first time; Martinpuich, Flers, and Courcelette are taken and the capture of High Wood is completed.
The Italians capture San Grado (on the Carso).
Macedonia:—The Allies capture high ground overlooking Florina.
Sept. 16 (Sat.)
A new Greek cabinet is formed under M. Kalogeropoulos.
The Russians and Roumanians are definitely in retreat in the Dobrudja.