0445

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/445
Date 25 March 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: a Naval Headlines report of March 25 on Italian activity; from the Japanese minister in Sofia on Turkish fears about the German Spring offensive in the Caucasus, on March 18; a Naval Headlines report of March 23 on German, Italian and Spanish activity with the Prime Minister's (PM's) query; and the First Sea Lord's (1SL's) reply to the PM of March 25.

Document Title Date
i Front Cover 25 March 1942 Download PDF (233 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 25 March 1942 Download PDF (1.49 MB)
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