This was vital to the success of the Allied plan, since it forced the Germans to keep most of their reserves bottled up waiting for an attack on Calais that never came, thereby allowing the Allies to maintain and build upon their marginal foothold in Normandy.
This was vital to the success of the Allied plan, since it forced the Germans to keep most of their reserves bottled up waiting for an attack on Calais that never came, thereby allowing the Allies to maintain and build upon their marginal foothold in Normandy.