0512

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/512
Date 20 April 1942
Government Department Government Code and Cypher School
File Accession Date 1993

Description

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 Italian and Spanish activity; the Japanese ambassador in Kuibyshev reports on interviews with Molotov about Soviet assurances on a neutrality pact and the revival of the Soviet Union against Germany, on April 16; from the Japanese ambassador in Ankara on the distribution of the Royal Navy, on April 14; from the Japanese minister in Santiago on Chilean neutrality, on April 11; and from the Japanese minister in Lisbon on Portuguese neutrality and Allied pressures, on April 14.

Document Title Date
i Front Cover 20 April 1942 Download PDF (235 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 20 April 1942 Download PDF (3.14 MB)
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