On This Day - 15 July 1916
Theatre definitions: Western Front comprises the Franco-German-Belgian front and any military action in Great Britain, Switzerland, Scandinavia and Holland. Eastern Front comprises the German-Russian, Austro-Russian and Austro-Romanian fronts. Southern Front comprises the Austro-Italian and Balkan (including Bulgaro-Romanian) fronts, and Dardanelles. Asiatic and Egyptian Theatres comprises Egypt, Tripoli, the Sudan, Asia Minor (including Transcaucasia), Arabia, Mesopotamia, Syria, Persia, Afghanistan, Turkestan, China, India, etc. Naval and Overseas Operations comprises operations on the seas (except where carried out in combination with troops on land) and in Colonial and Overseas theatres, America, etc. Political, etc. comprises political and internal events in all countries, including Notes, speeches, diplomatic, financial, economic and domestic matters. Source: Chronology of the War (1914-18, London; copyright expired)
British advance continued; capture of Delville Wood, penetrate to Bois des Foureaux and outskirts of Pozieres; 2,000 prisoners taken; second defence lines penetrated; British cavalry in action.
South of Somme, Germans re-enter Biaches and La Maisonette, and are again driven out by French.
Eastern FrontRiga front Russians, supported by sea and land artillery, make slight advance west of Kemmern. southern Lutsk salient Russians under Sakharov, anticipating Austrian offensive, attack them on Upper Styr.
Asiatic and Egyptian Theatres
Russian right wing, under General Yudenich, occupies Baiburt; the left drives back Turks south-west of Mush.