November 1st - On This Date - RN Submarine Service

1915	E30	Submarine HMS E30 completed
1916	E33	Submarine HMS E33 completed
1915	K1	Submarine HMS K1 laid down
1915	K14	Submarine HMS K14 laid down
1917	J7	Submarine HMS J7 completed
1917	R7	Submarine HMS R7 laid down
1917	R8	Submarine HMS R8 laid down
1918	H41	Submarine HMS H41 completed
1940	Thetis	Submarine HMS Thetis completed
1940	Thunderbolt	Submarine HMS Thunderbolt completed
1940	P615	Submarine HMS P615 launched
1943	Veldt	Submarine HMS Veldt completed
1943	X6	Submarine HMS X6 launched
1918	HMS G7	Sunk by enemy action in North sea
1941	HMS Utmost	HMS Utmost destroys the Italian merchant Marigola off Kuriat Island, Tunisia.
1944	HMS Storm	HMS Storm sinks two Japanese sailing vessels with gunfire in the Gulf of Boni, Celebes, Netherlands East Indies.
1952	First Hydrogen Bomb	United States exploded the first hydrogen bomb, in a test at Eniwetok in the Marshall Islands