4th May 1916
Western Front
Battle of Verdun: Struggle for Hill 304.
Naval and Overseas Operations
Zeppelin L.7 destroyed by British warships off Schleswig coast by anti-aircraft fire from HMS Phaeton and HMS Galatea and its wreck was destroyed by the Royal Navy submarine E31
Political, etc.
Germany issues the Sussex Pledge to the United States, promising that it will not target passenger ships and unarmed merchant ships.
Tighter call-up net snares married men.
Ship Losses:
HMT Crownsin (Royal Navy) The naval trawler struck a mine laid by
U 73 (Gustav Sieß) and sank in the Mediterranean Sea off Malta with the loss of eleven crew.