The Russian hospital ship Portugal is sunk by an enemy submarine in the Black Sea.
Mar. 31 (Fri.)
The British G.H.Q. are moved from St. Omer to Montreuil.
A Zeppelin raid on England (which is followed by four more within a week). The Zeppelin L15 is brought down at the mouth of the Thames.
April 1 (Sat.)
Verdun:—The Germans gain ground at Fort Vaux.
A Zeppelin raid on the north-east coast of England.
April 2 (Sun.)
An explosion occurs in a munitions factory at Faversham, Kent (106 killed).