Arrested in the wake of the July 1944 plot to assassinate Hitler, Canaris was executed by the Nazis in the last week of the war, although the extent of his involvement in the bombing of Hitler’s headquarters has remained obscure. It has also been claimed that he coordinated several previous attempts to remove Hitler, and even tried to broker a compromise peace with the British.In a remarkable true story of espionage and intrigue, Richard Bassett reveals how the Admiral’s secret work changed the course of the Second World War.