Events
On This Day - February 28
| 1914 | S 1 | Launched |
| 1914 | Swordfish / S1 (ICA 30) | Laid Down |
| 1936 | Narwhal (N 45) | Completed |
| 1940 | Sterlet (N 22) | Sterlet departed Harwich for their 4th war-patrol in the North Sea to the north of the Netherlands |
| 1942 | Adamant (F64) 1940 - 1970 | Commissioned |
| 1943 | Torbay (N 79) | HMS Torbay torpedoes and sinks the Italian merchant Ischia off Portofino, Italy. |
| 1944 | Tactician (P 314) | HMS Tactician sinks a small Japanese vessel off Penang. |
| 1944 | Artemis (P 449) | Laid Down |
| 1945 | Sea Scout (P 253) | HMS Sea Scout sinks two Japanese sailing vessels with gunfire in the Strait of Malacca. |
| 1945 | Thorough (P 324) | HMS Thorough sinks two Japanese sailing vessels with gunfire of the west coast of Siam. |
| 1945 | U-327 | U-327 sunk by HMS Labuan, HMS Loch Fada, HMS Wild Goose and USS Liberator off the Scilly Isles. |
| 1970 | Talent (P 337) | Scrapped |
| 1987 | Torbay (S 90) | Left Barrow |
| 1989 | Ursula (S 42) | Launched |
