Today in World War II History—April 28, 1943
Friday, April 28, 2023 by Sarah Sundin

“Hedgehog” anti-submarine mortar on destroyer HMS Westcott, 1945, a weapon used by escort ships in battle of convoy ONS-5 (Imperial War Museum: A 31000)
80 Years Ago—Apr. 28, 1943: Allied Atlantic convoy ONS-5 begins battle with U-boats: by May 6, six U-boats and thirteen Allied ships will be sunk; the battle is considered a crucial turning point in the Battle of the Atlantic.