On This Day - 21 February 1915
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)
German aeroplane drops bombs at Colchester and other places in Essex; no damage.
French progress north of Perthes.
Germans take Hochrod and Stossweiler (Alsace).
Successful Russian counter-attacks near Lomja and Pltsk.
Russians carry heights near Lupkow and Wyzskow Passes, and make successful attack on Austrians south-east of Stanislau.
Asiatic and Egyptian Theatres
Turks driven across River Ichkalen (Armenia).