Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/318
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Africa, Europe, Mediterranean, North America
Countries Germany, Italy, Libya, Poland, United States of America
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People Adolf Hitler


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: a German Air Force (GAF) fuel return of December 10; on the Staff of Panzer Gruppe Africa's planned move on December 10; on the GAF's air drop of supplies to Bardia on December 11; a GAF report that Italian Air Force aviation fuel stocks are sinking from December 11; of GAF plans to send all fuel supplies to Martuba in view of the land situation on December 11; on Italian plans to make a great effort to get supply convoys through by December 14; that there were very low fuel stocks at Tripoli on December 7 and 11; on a GAF attempt to get fuel from Tunis, planned for December 11; on the alarm of the Commander-in-Chief (CinC) South at the fuel shortage and his request for a report on December 11; and a GAF complaint at a ship delivery of the wrong aviation fuel from December 11; on the Moscow Front: that the GAF 8th Air Corps' orders are to take every opportunity to support the 3 Armoured Group's defensive action from December 10; on the GAF's supply difficulties due to a lack of trains on December 10; on the withdrawal of a German corps on December 11; a 51st Army Corps report of a strong Soviet breakthrough in the Klin area, and intentions to withdraw to defensive positions from December 11; a report that Army Group Centre believed the Soviets to have recognised the weakness of German defending forces in the Klin area from December 10; a GAF report and reconnaissance intentions from December 6; a GAF report on a Soviet breakthrough and 2nd Army requests for air support on the Russian Front on December 11; and orders from Hitler to the GAF to take offensive action against U.S. shipping and that of any South American allies from December 11.


German air force, fuel, personnel, military bases, troop movements, military supplies, Italian air force, Italian navy, convoys, anti-aircraft defence, armaments, bombing, aircraft, military operations, military situation reports, battles, Red Army, German army, climate, German withdrawal, tanks, artillery, railways, communications, blockades, German navy, shipping, warships, territorial waters, Battle of the Atlantic

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