| 1917 | L4 | Launched |
| 1942 | Safari (P211) | HMS Safari sinks the German barge F 346 with one torpedo near Misurata, Libya. |
| 1942 | Umbra (P35) | HMS Umbra torpedoes and damages the Italian troop transport Piemonte 4 nautical miles off Capo Rasocolmo, Sicily, Italy. |
| 1943 | P52 | Sank the Greek caique PI 2119 / Agios Andreas with gunfire east of Monemvasia, Greece. |
| 1944 | Tally-Ho (P317) | HMS Tally-Ho sinks seven Japanese sailing vessels with gunfire in the Strait of Malacca. |
| 1944 | Spur (P265) | Launched |
| 1960 | Ocelot (S17) | Laid Down |
| 1960 | Orpheus (N46) | Launched |
| 1969 | Suez Canal | Official opening of the Suez Canal |
