High Quality Content by WIKIPEDIA articles! HMS Grenade (H86) was a G-class destroyer built for the Royal Navy during the 1930s. She was transferred from the Mediterranean Fleet shortly after the beginning of World War II to the British Isles. The ship participated in the early stages of the Norwegian Campaign in April 1940. Grenade was sunk by German Junkers Ju 87 Stuka dive bombers as she evacuated Allied troops during the Battle of Dunkirk on 29 May 1940.