Breaking Enigma III: The Contribution of ULTRA    NEW!

Class III: ULTRA was the name for intelligence that was derived from Enigma messages.  This class is concerned with how ULTRA was distributed and used throughout the war.  Examples where it played a major role, such as the preparation for D-Day and the Battle of the Atlantic, will be given.  An attempt will be made to evaluate the importance of ULTRA and its total effect on the courses of the war.