Events
On This Day - February 28
| 1914 | S1 | Launched |
| 1914 | Swordfish / S1 | Laid Down |
| 1936 | Narwhal (N45) | Completed |
| 1942 | 1940 - 1970: Adamant (F64) | Commissioned |
| 1943 | Torbay (N79) | HMS Torbay torpedoes and sinks the Italian merchant Ischia off Portofino, Italy. |
| 1944 | Tactician (P314) | HMS Tactician sinks a small Japanese vessel off Penang. |
| 1944 | Artemis (P449) | Laid Down |
| 1945 | Sea Scout (P253) | HMS Sea Scout sinks two Japanese sailing vessels with gunfire in the Strait of Malacca. |
| 1945 | Thorough (P324) | 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. |
| 1987 | Torbay (S90) | Left Barrow |
| 1989 | Ursula (S42) | Launched |
