Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1548
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Atlantic, East Asia, Europe, Latin America, Mediterranean, North America
Countries Canary Islands, Cuba, England, Germany, Great Britain, Haiti, Italy, Norway, Portugal, Russia, Sardinia, Sicily, Tunisia, United States of America
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, Hermann Göring, Joachim von Ribbentrop, Franklin Delano Roosevelt, Josef Stalin


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: that Army Group Africa has insufficient fuel, as of March 29; on the Mediterranean: a general report for March 30-31; on the Southern Russian Front: of the disposition of German Air Force (GAF) units in Crimea and Kuban, on March 31; of plans for German combined operations for an attack in the Novorossisk area, on April 6-8; and of there being little change on the Kuban Front, on March 31; Naval Headlines, covering U-boat movements, and shipping to Tunisia; from the Japanese minister in Bucharest, on the prospects for the German-Soviet war, on March 20; from the Japanese acting ambassador in Rome, giving Italian views of the Tunisian campaign, on March 27; and from the Portuguese Ministry of Foreign Affairs, on the Eden-Roosevelt talks and their implications for Portuguese colonies in Africa, on March 30.


military shortages, fuel, transportation, supply problems, Axis powers, invasion of French North Africa, military situation reports, Eastern Front, operations planning, counter-attacks, German air force, military dispositions, naval intelligence, German U-boats, Battle of the Atlantic, convoys, special operations, sabotage, blockades, shipping losses, Italian navy, diplomatic intelligence, Axis strategy, military strength, foreign policy, empire

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