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 contains a message from Miss Pettigrew for the Prime Minister (PM); and the following correspondence: a Japanese estimate of Soviet manpower; from the German ambassador in Madrid, on Franco's pro-Axis views, on April 22; from the Japanese ambassador in Berlin, on seeking a discussion with the German leadership after the fall of Tunisia, on May 12, with a talk with Ribbentrop arranged for May 19; from the Japanese ambassador in Ankara, describing rumours on Allied plans, as of May 14; from the Portuguese minister to the Vatican, that peace moves are unlikely, as of May 15; from the Brazilian minister to the Vatican, giving Italian reactions to the fall of Tunisia, on May 10; and from the Code and Cypher School (CSS) to Washington: that the PM is to see specified German and Japanese diplomatic telegrams, from May 17.