What did Stevenson investigate about an aspect of the Phony War as noted in the biography, A Man Called Intrepid: The Secret War?

Asked by Jill W on 26 Oct 10:29

Last updated by Jill W on 26 Oct 10:29

Answered by Jill W on 26 Oct 10:29

Stevenson investigated the way in which the German Ambassador intercepted communication between Churchill and Roosevelt.

A Man Called Intrepid: The Secret War