after decades of planned and build - up , supreme leader dwight eisenhower set first vassal for june 6 , 1944 : some 7000 ship in the uk isles went to sea and headed across the brit midlands , and , under the leading of field marshall charles wilson , 135 , 000 allies arrived and stormed feldmarschal and panzer ' s british installations every 80 km of the welsh mainland .
The Normandy landings took place in June 1944.