Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/3366
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Atlantic, East Asia, Europe, Mediterranean, North America, South Asia
Countries Burma, China, England, Formosa, Great Britain, India, Japan, Philippines, Poland, Singapore, Soviet Union, United States of America
Document Type Signals Intelligence
Organisations Foreign Office, Security Service, Government Code and Cypher School
People Edward Bridges, Charles de Gaulle, Franklin Delano Roosevelt


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 West Europe: of the Allies bringing up additional forces to smash through the West Wall from the Saarlautern bridgehead, on December 6; Naval Headlines; from the Japanese Minister for Foreign Affairs to all posts, instructions for propaganda on U.S. interference in China, from November 4; from the French representative in Moscow to the French Legation in Athens, that General de Gaulle is to visit Athens, on December 5; and from the German Ministry of Foreign Affairs to all stations, noting Allied discord on the Polish situation, on December 1, with a comment from the Prime Minister (PM) to the Foreign Secretary.


predicting enemy intentions, Western Front, Allied strategy, troop movements, breakthroughs, naval intelligence, German U-boats, commando raids, Pacific War, Japanese navy, convoys, diplomatic intelligence, American-Chinese relations, military commanders, Chinese Nationalists, American foreign policy, French government, Anglo-Soviet relations, Polish government

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