| 1915 |
E 30
|
Completed |
|
| 1915 |
K 1
|
Laid Down |
|
| 1915 |
K 14
|
Laid Down |
|
| 1916 |
E 33
|
Completed |
|
| 1917 |
J 7
|
Completed |
|
| 1917 |
R 7
|
Laid Down |
|
| 1917 |
R 8
|
Laid Down |
|
| 1918 |
G 7 (I A9)
|
Sunk by enemy action in the North Sea. Contact was lost on the 23rd October and she was declared lost on 1st November, the last British submarine lost in WW1 |
|
| 1918 |
H 41
|
Completed |
|
| 1918 |
P 555
|
Laid down |
|
| 1939 |
Sterlet (N 22)
|
Sterlet set-off on her 3rd war-patrol, having been ordered to patrol west of Denmark. |
|
| 1940 |
Thetis (N 25)
|
Completed |
|
| 1940 |
Thunderbolt (N 25)
|
Completed |
|
| 1940 |
P 615
|
Launched |
|
| 1941 |
Utmost (N 19)
|
HMS Utmost destroys the Italian merchant Marigola off Kuriat Island, Tunisia. |
|
| 1942 |
O 24 (Dutch)
|
Attacked a Japanese merchant vessel with two torpedoes about 60 nautical miles west-northwest of Langkawi. Two torpedoes were fired but no hits were obtained. |
|
| 1943 |
Veldt (P 71)
|
Completed |
|
| 1943 |
X 6 (Piker II)
|
Launched |
|
| 1944 |
Storm (P 233)
|
HMS Storm sinks two Japanese sailing vessels with gunfire in the Gulf of Boni, Celebes, Netherlands East Indies. |
|
| 1946 |
L 26
|
HMS L-26 scuttled Halifax approaches |
|
| 1952 |
First Hydrogen Bomb
|
United States exploded the first hydrogen bomb, in a test at Eniwetok in the Marshall Islands |
|
