On This Day - 17 September 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)
Western Front
Southern Somme: French attack, taking Vermandovillers and Berny, Deniecourt surrounded, German reserves much cut up, many prisoners.
Eastern Front
Romanians between Petrozseny and Hatszeg (Western Transylvania).
Southern Front
Italian success on the Carso.
Asiatic and Egyptian Theatres
British attack and occupy Mazar (northern Sinai).
Turks withdraw to El Arish.