Hitler ordered them all to fight to the end and some of them remained in German hands until the unconditional surrender of Axis Forces on May 8 , 1945 .
Militarily it was divided into eight commands : Many major ports and positions were made part of the Atlantic wall and received heavy fortifications , Hitler ordered them all to fight to the end and some of them remained in German hands until the unconditional surrender of Axis Forces on May 8 , 1945 .