On This Day - 30 January 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)
South of Leintrey (Lorraine) French soldiers penetrate to German second line, destroying the garrison and taking prisoners. Further small success south-west of Leintrey.
Between Tirul swamp and River Aa (Riga) strong German attack succeeds in one sector, 900 Russians taken prisoner.
East of Jakobeny (southern Bukovina) Russians assault and capture important hill fortifications taking over 1,000 prisoners.
Allied delegates to Russia hold preliminary meetings at Petrograd on military and financial questions.
Norway forbids submarines in territorial waters.