December 27th - On This Date

1915	E31	Submarine HMS E31 completed
1916	K10	Submarine HMS K10 launched
1940	HMS Rorqual	The Italian merchant Caffaro is damaged north-west of Tripoli, Libya, when she hits a mine laid on 5 November 1940 by the British submarine HMS Rorqual.
1940	Trident	HMS Trident fires five torpedoes against a darkened ship that entered Punta Delgada, Azores. All five torpedoes missed their target.
1942	HMS Safari	HMS Safari sinks the Italian sailing vessel Eleonora Rosa with gunfire about 10 nautical miles south of Sousa, Tunisia.
1944	HMS Tudor	Lt S A Porter, DSC sinks a Japanese sailing vessel with gunfire of the west coast of Burma.
1945	HMS Sidon	Paid off into Reserve Group "S" at Portsmouth attached to the 5th Submarine Flotilla