2783

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/2783
Date 13 May 1944
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 on Southern Europe: that the Allies intend to surround the mountain Massif, west of Cassino, by a pincer movement, on May 12; beach-head battle reports for May 12; that the Allies seize Castelforte, on May 12; the 71st Infantry Division appreciates that the Allied objective is to open up the Liri valley, on May 12; a battle report from the 1st Parachute Division in the Cassino area, for May 12; and on covernames for Parachute Divisions, on May 12; Naval Headlines; and from the Japanese naval attach� in Berlin, reports (ULTRA) on German defences in northern France and on the likelihood of when and where the Allied invasion might take place and an appraisal of the Allies' intelligence network, on May 8 (see also 6481).

Document Title Date
i Front Cover 13 May 1944 Download PDF (412 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 13 May 1944 Download PDF (3.17 MB)
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