Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/411
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Africa, East Asia, Europe, Middle East, North America, South Asia
Countries Great Britain, India, Italy, Japan, Norway, Russia, Turkey, United States of America
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, 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: Naval Headlines, covering German and Italian activity; from the Turkish charg� in London, on a need for Anglo-Russian understanding, on March 8 (the Prime Minister (PM) sent this to Mr Eden); and from Portugal: Lisbon reports continued Australian resistance in Timor, on March 11.


naval intelligence, German navy, warships, Italian navy, shipping losses, troop movements, diplomatic intelligence, post-war planning

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