13 May 1943 A.D. NORTH ATLANTIC: HMCS DRUMHELLER (K-167), HMS LAGAN and Aircraft sink U-456
13 May 1943 A.D. NORTH ATLANTIC: HMCS DRUMHELLER (K-167), HMS LAGAN and Aircraft sink U-456 http://canadasnavalmemorial.ca/history/this-month-in-rcn-history/ May 13, 1943: The Flower Class corvette HMCS Drumheller (K167), HMS Lagan and an aircraft Sunderland destroy U-456 in the North Atlantic. The new Hedgehog anti-submarine warfare mortar plays an important role in this action.