Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

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 West Europe: a German Air Force (GAF) report on the operational situation of the German offensive, on December 21; a situation report for Army Group B, for December 21; that three additional GAF fighter groups are concerned in a special operation, involving low-level attacks on parked aircraft; that GAF formations on a special operation are to operate over their target until their fuel has been exhausted, on December 21; reports of Allied armoured moves, on December 21; of German and U.S. advances in the Liége area, on December 20; that a Parachute Army school is not yet ready for practice as equipment has not been delivered, as of December 20; that Himmler orders two Belgian brigades to be brought up to establish order behind the 6th Army's lines, on December 20; and of a German attack on the southern bank of the Loire from St Nazaire, on December 21; and on East Europe: of a large-scale Soviet attack in Latvia, on December 21.