An examination of one of the most important yet underexplored aspects of World War II--intelligence--shows how espionage successes and failures by the United States, Britain, Russia, Gemany, and Japan influenced the course of the war and its final outcome.

Tells the story of the infamous British military operation, the Dambusters raid. This aerial bombing attack, called Operation Chastise, was responsible for the overnight destruction of the Möhne and Eder dams in northwest Germany by Britain's Royal air Force 617 Squadron, an epic wartime maneveuver that has become military legend.