On This Day - 21 May 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)
Battle of Verdun: French capture quarries of Haudromont and take two trenches on Esne Haucourt road; German attack on western slopes of Mort Homme succeeds.
Austrians capture Armenterra Ridge (south of the Brenta, Trentino).
Asiatic and Egyptian Theatres
Russians repulse Turks south of Trebizond.
Russians occupy Serdasht (Persia).
Port Said bombed.
German food control board created; Herr Batocki, president.
Daylight Saving Bill comes into operation.