THE SPIES WHO CAME BACK TO THE COLD: An Icelandic saga of secret agents, intelligence agencies, deception, political intrigue and international diplomacy during the Second World WarDuring the Second World War, the German Intelligence Service infiltrated specially trained agents into Iceland to collect military, naval, aviation and meteorological intelligence to be transmitted back to Hamburg by wireless or secret writing. Some agents managed to evade capture for a few weeks but most handed themselves into the authorities shortly after landing. Sent to London for interrogation by MI5, rather than be executed as enemy spies, they