The most visible sign of passive resistance occurred in Guernsey following the sinking of HMS Charybdis and HMS Limbourne on 23 October 1943, the bodies of 21 Royal Navy and Royal Marines men were washed up in Guernsey.
One of the French artillery pieces brought to the island and installed in Batterie Strassburg at Jerbourg Point in 1942 may have been sabotaged in France, as the breach exploded on the 22 cm gun when it was fired, killing several German marines [REF].