On This Day - 27 April 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)
Second Battle of Ypres: Allied attack north of Ypres checked by use of gas.
German advance towards Shavli (Baltic Provinces).
Dardanelles: Allies establish themselves across the Gallipoli Peninsula.
Asiatic and Egyptian Theatres
Russians expel the Turks from Kutur (Persia).
Baghdad railway bridge over Euphrates at Jerablus stated to be open for traffic.
Naval and Overseas Operations
French armoured cruiser "Leon Gambetta" sunk by an Austrian submarine in the Adriatic.
"Queen Elizabeth" sinks a Turkish t.b. off Maidos.
Submarine E14 sinks a Turkish gunboat in the Sea of Marmora.
Mr. Churchill announces that 29 prisoners from German submarines are separately confined and specially treated as a reprisal against the German submarine campaign.