Get the hidden stories of World War II, from classified weapons programs and top-secret technology to covert operations and clandestine missions from both the Allied and Axis sides. World War II in Secret profiles the many undisclosed and secretive stories of World War II, complete with copious illustrations and photographs drawn from the archives of all the major Allied and Axis powers. Espionage, radio, radar, and codes technology, resistance movements and saboteurs, weapons programs, camouflage and suberterfuge, and covert operations are all explored and uncovered to their smallest detail. Many techniques and technologies were either created or perfected during World War II. Many, such as the German use of blitzkrieg, radar, a human torpedo, the Enigma code, Barnes Wallis' bouncing bombs, soldiers on steroids, armies on amphetamines, America's Nisei, Project Z, Operation Bagration, the Double Cross, ghost armies, V weapons, the Wunderwaffen, and the Manhattan Project changed the course of world history forever. Award-winning military history author Gavin Mortimer explains them all, along with a few that didn't work at all, such as the Great Panjandrum and the Giant Dart. Explore the mysteries and secrets of World War II from both sides!