On This Day - 21 March 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)
British advance south-east and east of Peronne; occupy 40 more villages, approaching St. Quentin.
Progress towards Cambrai continues.
French force passage of Somme Canal and progress north of Soissons.
Germans active near Lida (Beresina), in Galicia and on Romanian front.
Fighting by French, lasting for over a week, frees Monastir from daily bombardment. Enemy makes serious counter-attack but is repulsed.
Asiatic and Egyptian Theatres
Russians continue to pursue Turks from Sakiz (Persia) towards Kermanshah.
Imperial War Conference inaugurated by Premier.
Ex-Tsar and Tsaritsa deprived of liberty; general political amnesty. Munitions and food problem in Petrograd being satisfactorily dealt with. Proposed eight hours day.
Vote of confidence in French Chamber.
French Military Mission leaves for New York.