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 North Africa: of Kesselring's order for German Air Force (GAF) cooperation with the Italian Air Force in continuous bombing of shipping off Tripoli, on February 2; and of serviceable tanks and fuel stocks, on February 3; on the Russian Front: the 6th Army's day report for January 15, noting high losses in casualties, and by frost bite; of an order from Hitler to all fronts for all cross-country and other vehicles to be prepared for handing over to be used by the army at the front, on January 26; that Russian forces were reported south west of the Kharkov-Voroshilovgrad railway, on February 2; of the GAF's organisation in Romania, and its responsibilities and objectives, from January 13; from the Portuguese minister in Ankara, relaying rumours of a meeting between senior officials and Churchill in Turkey, on January 31; from the French ambassador in Ankara, relating rumours of a secret meeting between Churchill and Turkish leaders, on February 1; from the German ambassador in Ankara, on the possibility of Churchill having a meeting in the neighbourhood of Adana and Mersin, on January 30; and that the Turkish President is returning to Ankara, on January 31. This file also includes the following correspondence on a threat to Churchill: that German Intelligence (Sicherheitsdienst) at Tangier, signals to PARSIFAL in Berlin, reporting Churchill's route from Ankara via Algiers, with the intention to exploit any opportunities, on February 3; a British intelligence assessment of the threat and personnel involved, on February 4; a German report from Lisbon on a possible visit by Churchill en route from Africa to London, on February 4; that Churchill was recommended by the Deputy Prime Minister (PM) to change his itinerary on February 4; from a SD (Sicherheitsdienst) agent in Tangier to Berlin, indicating their departure for an assignment against Churchill, on February 5; an urgent request from Tangier to PARSIFAL in Berlin for ammunition, explosives and poison, on February 5; and a report of indications that at least four saboteurs crossed the border at Alcazar to take action against Churchill, on February 4.