Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1561
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Atlantic, East Asia, Europe, Latin America, Mediterranean, North America
Countries Argentina, Germany, Great Britain, Greece, Italy, Japan, Malta, Russia, Sardinia, Spain, Tunisia, United States of America
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, Adolf Hitler, Samuel Hoare


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: the German Air Force (GAF) at Tunis' 4th evening report for April 3; a GAF situation report for April 2-3; that the GAF is to make its strongest attacks yet on Allied airfields, on April 3; a 10th Panzer Division tank return, from April 2; a 1st Italian Army report, for April 2, including a tank return; and on the strength and weapons of the German 164th Division, as of April 2; on the Mediterranean: the GAF report the effective use of a smoke screen by an Allied convoy against a torpedo attack, on April 4; and that GAF airfields are to be alert for six escaped English generals, and 2 good pilots; Naval Headlines, covering the German expectation of an attack on Greece; from the Egyptian minister in Ankara, describing a decline in Italian morale, as of March 30; from the Japanese envoy to the Vatican, giving the views of the new Italian ambassador to Spain on Spanish attitudes and on Italy's position, as of March 30; from the Spanish ambassador in London, that Churchill is coming to lunch, on April 1; and from the Japanese minister in Sofia, that King Boris visits Hitler, on April 2.


military situation reports, invasion of French North Africa, defence, Allied powers, military operations, operations planning, aerial attacks, German air force, airfields, military strength, tanks, German army, Italian army, manpower, convoys, smokescreen, camouflage, prisoners of war, escape, naval intelligence, German U-boats, adverse weather conditions, Italian navy, shipping losses, submarines, diplomatic intelligence, defeatism, Italian government, Spanish foreign policy, Bulgarian foreign policy, royalty

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