This plan was primarily centered around making the Germans believe that the allies attack would come not at Normandy, where they were actually going to attack but, Pas de Calais. In order to do this dozens of German spies in Britain who were captured and flipped by British intelligence officers who fed faulty information to the Nazi double agents of which they then passed along to Berlin. However, before the attack could be followed through with, the allies had elaborately planned and led the enemy on a complete journey of deception attempting and succeeding to mislead their enemies knowledge of the allies positions. For example, tactics such as Operation Fortitude, when the allies sent false radio transmissions to mislead enemy forces into