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 Southern Europe: a situation report on Sicily, Malta and Sardinia by the German Air Force (GAF) for July 23; a situation report on Sicily for July 23; of damage to airfields on the Italian mainland, on July 23; and on the intentions and tasks of the 2nd Air Corps between July 22 and 24; on the Russian Front: that the Russians are preparing defensive measures against gas, according to the German Y Service, on July 13; and Naval Headlines. This file also includes the following correspondence: from the Italian minister in Dublin, giving the views of de Valera on the Allied air attack on Rome, on July 20; the Foreign Minister in Tokyo instructs the Japanese ambassador in Rome to see Mussolini, on July 21; from the Japanese minister in Madrid, relaying an Italian appeal to Japan, from July 18; the Portuguese ambassador to the Vatican refutes the views of Cardinal Patriarch on the Allied attack on Rome, on July 22; and from the Japanese ambassador in Berlin, relating the German view of the military situation, as at July 14.