1916 | E45 | Launched |
1917 | E52 | Launched |
1941 | O23 (Dutch) | At 1510 hours, a loud explosion was heard on board the submerged O23. Three minutes later a second loud explosion was heard. It might have been that O23 was attacked by an aircraft. Lt.Cdr. van Erkel took O23 deep. |
1942 | Ultimatum (P34) | HMS Ultimatum torpedoes and sinks the Italian passenger ship Dalmatia L. south-west of Capo dell'Armi. |
1943 | Unruffled (P46) | HMS Unruffled torpedoes and sinks the Italian tanker Teodolinda off Hammamet, Tunisia. |
1964 | Tanganyika Rifles | 45 Royal Marine Commando land at Dar-es-Salaam to suppress the mutiny in Tanganyika Rifles. |