June 23rd - On This Date - RN Submarine Service

1917	P514	Submarine HMS P514 laid down
1919	H48	Submarine HMS H48 completed
1927	Odin	Submarine HMS Odin laid down
1942	Storm	Submarine HMS Storm laid down
1915	HMS C24	Sank U40
1940	HMS Trident	HMS Trident fires four torpedoes at the German oiler Dithmarschen north of Frohavet. The torpedoes missed.
1942	HMS Thrasher	HMS Thrasher torpedoes and sinks the Italian merchant Sant Antonio in the Gulf of Sirte.
1943	HMS Unshaken	HMS Unshaken sinks the Italian merchant Pomo
1944	Unswerving	HMS Unswerving sinks the German guardboats GN 61 and GN 62 with gunfire in the Skiathos Channel.
1944	Vampire	HMS Vampire sinks the Greek sailing vessel Abba/KA 1610 with gunfire off Kandeliusa Island and three other sailing vessels near Mandraki, Greece.
1945	Sea Wolf	HMS Sea Wolf paid off

SAB