The Cockleshell Heroes raided Nazi-occupied Bordeaux in 1942. The Cockleshell Heroes target was the harbor in Bordeaux. They succeeded in sinking one .\r<br>\r<br>The Cockleshell Heroes raided Nazi-occupied Bordeaux in 1942. The Cockleshell Heroes target was the harbor in Bordeaux. They succeeded in sinking one .\r<br>\r<br>On the 30th November 1942, HM Submarine Tuna sailed from the Holy Loch in Scotland. On board were 13 Marines from the Royal Marines Boom Patrol.\r<br>\r<br>The Cockleshell Heroes raided Nazi-occupied Bordeaux in 1942. The Cockleshell Heroes target was the harbor in Bordeaux. They succeeded in sinking one .