| 1939 | Seahorse (S98) | HMS Seahorse was undocked. |
| 1941 | Thunderbolt (N25) | HMS Thunderbolt torpedoes and sinks the German merchant Livorno about 35 nautical miles west-south-west of Benghazi, Libya. |
| 1941 | O24 (Dutch) | Encountered a Motor-Torpedo Boat. Five minutes later two torpedo tracks were seen coming from starboard which were evaded. O24 cleared the area at speed. |
| 1943 | Rorqual (N74) | HMS Rorqual lays her remaining 20 mines off Lemnos, Greece. |
| 1944 | Venturer (P68) | Torpedoed and sank the Norwegian merchant Vang off Lister, Norway |
| 2001 | Terrorist Attacks | Terrorist attacks on the United States result in the destruction of the two largest towers of the World Trade Center in New York by civilian airliners. A third plane crashes into the Pentagon in Arlington VA; a fourth plane crashes when the passengers overpower the hijackers |
