On This Day - 23 February 1917
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
British follow-up retreating Germans.
Eastern Front
North-west of Ocna (Moldavia) the Russians lose the heights of Magyaros, and 1,000 prisoners.
Asiatic and Egyptian Theatres
Above Kut British cross the Tigris at the Shumran bend, taking 544 prisoners. Simultaneously at Sanna-i-Yat British troops storm and take the third and fourth line of Turkish trenches.
Naval and Overseas Operations
Submarine sinks one Norwegian and four British steamers, including the Holt liner "Perseus".