Events
On This Day - October 1
| 1914 | G1 | Laid Down |
| 1914 | G2 | Laid Down |
| 1914 | G3 | Laid Down |
| 1915 | E21 | Completed |
| 1915 | E29 | Completed |
| 1915 | K11 | Laid Down |
| 1915 | K12 | Laid Down |
| 1915 | K13 | Laid Down |
| 1916 | E32 | Completed |
| 1916 | E46 | Completed |
| 1916 | E47 | Completed |
| 1916 | L9 | Laid Down |
| 1917 | H51 | Laid Down |
| 1931 | O13 (Dutch) | Commissioned |
| 1939 | Trident (N52) | Completed |
| 1940 | Swordfish (N61) | HMS Swordfish attacks the German torpedo boats Falke and Kondor with torpedoes in the English Channel about 12 nautical miles north-east of Cherbourg, France. All torpedoes missed their target. |
| 1940 | Union (N56) | Launched |
| 1940 | Thunderbolt (N25) | Sto1 Joseph McKee D/KX 79944 died in an incident at the end of the repair work after the recovery of HMS Thetis, and nine days before the submarine was due to join the 2nd Submarine Flotilla based on HMS FORTH at the Holy Loch for a Work The full circumstances of his death are not established. |
| 1941 | Talisman (N78) | HMS Talisman attacks an Italian convoy with torpedoes in the Zea Channel missing the Italian merchant Lauretta. Talisman was heavily depth charged by the escorting Italian torpedo boat Libra. |
| 1942 | United (P44) | HMS United torpedoes and damages the Italian merchant Ravenna near Locri, Calabria, Italy. The Ravenna was already grounded after air attack. |
| 1943 | Sickle (P224) | HMS Sickle fires three torpedoes against the German auxiliary submarine chaser UJ 2210 off Portoferraio, Elba Island, Italy. The three torpedoes missed their target. |
| 1943 | Spur (P265) | Laid Down |
| 1944 | Virulent (P95) | Completed |
| 1954 | Stickleback (X51) | Launched |
| 2024 | Agamemnon (S124) | Agamemnon was rolled out of the build hall and onto the ship-lift at Barrow and lowered into the water for the first time the following day |
