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 South-east Europe: that the Comando Supremo orders the disarmament of all Chetnik formations in Italian-occupied Croatia, on July 2; and from the Japanese minister in Lisbon, that the British are seeking that Salazar will hand-over the Azores, on July 3.