Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/391
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Africa, East Asia, Europe, Mediterranean, Middle East, South Asia
Countries China, Egypt, France, Greece, India, Italy, Japan, Libya, Portugal, Russia, Spain, Ukraine
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges


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: that Kesselring was en route to Benghazi on March 4; on German Air Force (GAF) operations and intentions on March 5-6; on GAF reconnaissance orders for March 6; a GAF report from March 4; a report on a parachute artillery unit in Africa, on March 5; on planned GAF operations against a railway on the night of March 6-7; a report on GAF reconnaissance and operations in the Mediterranean on March 5; a GAF report on Soviet parachutists for February 28-March 1; messages from the Turkish ambassador in Kuibyshev on shortages of food and transport difficulties in the U.S.S.R. from March 3; from the Turkish ambassador in Tokyo on the appointment of a new Japanese ambassador to Moscow on March 3 and on Soviet fears of a Japanese attack from March 4; and from the Turkish ambassador in Berlin on an RAF attack on ships at Kiel from March 4; notes from the Spanish ambassador in London on the Allied failure to resist in Timor, on March 1; on military failings in India, on February 27; from the Turkish ambassador in Vichy on an impending German attack in Libya and tension in Franco-German relations from March 3; from the Japanese minister in Madrid on Spanish-Portuguese relations over Timor, from February 28; and from the Japanese ambassador in Ankara, passing on a Spanish report on British unpopularity in Egypt, on March 4.


personnel, military operations, German air force, predicting enemy intentions, bombing, air raids, aerial reconnaissance, Italian navy, naval intelligence, aircraft, reconnaissance aircraft, military situation reports, airfields, mines, Royal Air Force, paratroopers, artillery, troop movements, railways, Red Army, sabotage, diplomatic officials, food supplies, communications, communications disruption, attach�s, threat of war with Japan, Pacific War, warships, war materials, weapons production, colonies, empire, imperial defence, diplomatic intelligence, Vichy regime, Nazi-occupied Europe, anti-British feeling, Anglo-Egyptian relations, censorship

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