Gnr Clarke was killed in action at Sarande.
No 2 Commando War Diary entry: " 9th Oct'44. Sarande - 3 troop moving round left flank come upon enemy positions suddenly. Heavy spandau and rifle grenade fire. Capt. Parsons MC is hit. Lt Coyle takes over but is hit in the leg. Moves forward again but is killed by grenade."