The book does a great job to taking a complex, and messy, narrative and shaping it for the reader to understand. It was amusing to read how an obscure, but genius, cryptographer working in a dank room had far reaching consequences on the other side of the world without anyone knowing about it.
Events leading up and after D-Day (Jan-Sept 1944) seeing through the eyes of Eisenhower, the Rommel, Bradley, Patton, von Rundstedt and ordinary soldiers