How 40 U-Boats Were Destroyed in One Month — Black May 1943

In May 1943, Germany’s U-boat fleet suffered its most devastating defeat of the war. In just one month, Allied forces destroyed more than 40 U-boats, marking a decisive turning point in the Battle of the Atlantic. Explore how improved Allied tactics and intelligence combined to overwhelm the U-boats, forcing Admiral Dönitz to withdraw much of the fleet from the Atlantic. From desperate wolfpack attacks to relentless Allied countermeasures, Black May marked the beginning of the end for Germany’s U-boat campaign. Subscribe for more WWII naval history:    / @nauticallore   Chapters The Battle of the Atlantic in Early 1943 - 0:00 Black May Begins: Convoy ONS 5 - 3:36 The U-Boats' Worst Month - 8:30 Dönitz’s Reaction: Tactical Shift and Withdrawal - 13:41 Strategic Significance - 16:52