Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/2290
Conflicts Second World War
Themes Foreign Policy and International Relations
Regions Europe, Middle East
Countries Russia, Turkey
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People Peter Loxley


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 contains a message from C to Mr Loxley, giving summaries of signals from von Papen to Germany on pressure put on Turkey during the Cairo Conference; and a German intelligence report of a secret treaty between the Allies and Turkey permitting the transit of submarines through the Straits.


diplomatic intelligence, diplomatic officials, Allied strategy, Turkish neutrality, Turkish foreign policy, conferences, Anglo-Turkish relations

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