21st May 1915
Western Front
French capture White Road near Souchez.
Eastern Front
Beginning of Russian counter-offensive to cover evacuation of Przemsyl.
Asiatic and Egyptian Theatres
Turks retreat on Bitlis (Kurdistan).
Political, etc.
Italian Senate votes 262 to 2 to also give full powers to the government to carry out war against Austria-Hungary.
Austrian Note to Italy.
U.S.A. publishes Note to Great Britain on the blockade.
Ship Losses:
Angelo ( United Kingdom): The trawler struck a mine and sank in the North Sea off the Dogger Bank.
Glenholm ( United Kingdom): The full-rigged ship was torpedoed and sunk in the Atlantic Ocean 16 nautical miles (30 km) west south west of the Fastnet Rock by
SM U-27 ( Kaiserliche Marine). Her crew survived.
Oceaan ( Netherlands): The schooner collided with Voltaire ( United Kingdom) in the Atlantic Ocean off the Longships Lighthouse and sank.
Sabrina ( United Kingdom): The trawler struck a mine and sank in the North Sea 160 nautical miles (300 km) east nort east of the Spurn Lightship ( United Kingdom) with the loss of nine of her crew.
Extract from letter from Churchill to Bonar Law (leader of the Conservative Party), 21 May 1915, justifying his role as First Lord of the Admiralty.
