Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file includes the following reports on the Mediterranean: of the Palermo airfield development being prevented by the loss of labour, on May 10; that the German Air Force (GAF) are to cooperate in fighter protection and control exercises with the Italian Fleet, on May 13, 14 and 15; that Air Corps Tunis was moved to Brunswick, on May 12; a further report on the air raid damage to Marsala, on May 12; Marsala is reported to be almost uninhabitable following the Allied air raid, on May 12; and on orders relating to the Hermann Goering Division, on May 12. This file also includes the following correspondence: from the Japanese minister in Madrid, on changes in Spanish policy that are favourable to the Allies, on May 8; from the Japanese ambassador in Ankara, on alleged Soviet plans for post-war annexations, on May 10; from the Turkish ambassador in Washington, describing a rumoured invitation from Roosevelt for a meeting with Stalin, on May 8; from the Turkish ambassador in Vichy, noting a meeting between Hitler and Laval, on May 8; from the Japanese minister in Madrid, giving the views of an influential German who had recently returned from Germany and Switzerland, on the Axis military situation, on May 7; and from Rome, a circular giving an Italian account of Hitler's meeting with Laval, on May 3.