May 19th - On This Date - RN Submarine Service

1928	Osiris	Submarine HMS Osiris launched
1941	HMS Unbeaten	HMS Unbeaten attacks the Italian merchant Silvio Scaroni off Tagiura, Libya with a spread of 4 torpedoes that miss the target.
1942	HMS Thrasher	HMS Thrasher torpedoes and sinks the Italian merchant Penelope about 5 nautical miles north-west of Monopoli, Italy.
1943	HMS Sportsman	HMS Sportsman torpedoes and sinks the French passenger ship Général Bonaparte off Nice, southern France.
1943	HMS Unbroken	HMS Unbroken torpedoes and sinks the Italian pilot vessel F 20/Enrica 3 nautical miles off Pizzo Calabro.
1945	HMS Terrapin	Survived a depth charge attack in the Pacific by Japanese surface craft
1945	HMS Scythian	HMS Scythian sinks a Japanese sailing vessel with gunfire in the Strait of Malacca.
1950	HMS Sidon	Completed refit at Sheerness.

SAB