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: that the 81st Army Corps urgently requests German Air Force (GAF) support, on December 8; and that Hitler demands the West Wall is held at all costs, on December 7; Naval Headlines; from the Turkish Legation in Berne, on the German internal situation, as at December 5; and from (and to) the Japanese Minister for Foreign Affairs to (and from) the ambassador in Berlin, noting a German desire for peace with the Soviet Union; and differences among its leaders, on November 24 and December 2.