Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/665
Conflicts Second World War
Themes Foreign Policy and International Relations
Regions Africa, Atlantic, East Asia, Europe, Middle East, North America, Pacific, South Asia
Countries Azores, Belgium, Ceylon, China, England, France, Germany, Great Britain, Holland, India, Italy, Japan, Madagascar, Madeira, Morocco, Netherlands, Portugal, Russia, Siam, Soviet Union, Spain, Syria, Togo, Turkey, United States of America
Document Type Signals Intelligence
Organisations Foreign Office, Security Service, Government Code and Cypher School
People Edward Bridges, Adolf Hitler, 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 messages: from the Turkish ambassador in Vichy on an interview with Laval, on June 22; from the Portuguese charg� in Berlin, on German views on Churchill's visit to the U.S., on June 20; from the Portuguese ambassador in Rio on U.S. interest in the Azores, on June 22; from the Spanish minister in Istanbul, a report of British-U.S. support for an anti-Communist revolution in the Soviet Union, on June 21; from the Spanish ambassador in London, on British reaction to the fall of Tobruk, on June 22; from the Italian charg� in Buenos Aires, on Argentinean views on the situation in the U.S., from June 9; from the Japanese ambassador in Bangkok, on Japanese-German friction as a result of German intrigues in east Asia, on June 13; from the Japanese minister in Madrid on reasons for the visit of the Spanish Foreign Minister to Italy, on June 17; from the German ambassador in Tokyo, on rumours of a coming Japanese attack towards India, on June 24; from the Japanese minister in Bucharest on a U.S. air raid on Romania, on June 18; from the Italian ambassador in Berlin, on reasons for Churchill's visit to the U.S., on June 22; from the Japanese Foreign Minister in Tokyo, on propaganda on Japanese naval successes, on June 12; and on discussions on a Germany-Japan air link; from the Portuguese minister in Tokyo, on rumours of an intended Japanese attack on the Soviet Union, on June 22; and from the Japanese minister in Lisbon, reporting German information on a British-Soviet territorial agreement and U.S.-Soviet discussions on a second front, on June 19.


diplomatic intelligence, Vichy regime, Anglo-American relations, military bases, Portuguese neutrality, rumours, coup d��tat, Allied powers, public opinion, morale, Home Front, defeatism, Japanese strategy, Spanish neutrality, air raids, United States Army Air Force, oil, Japanese navy, Soviet-Japanese relations

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