(5) On 3 December 1941, the Japanese Ambassador to Italy - conferred with Premier MUSSOLINI and Foreign Minister CIANO and, invoking the provisions of the Tripartite Pact, called upon Italy to declare war upon the United States after the opening of hostilities. MUSSOLINI advised that if war should break out between Japan and the United States,- Italy would give every military aid she had at her disposal, that is, that she would make every effort to keep the British Navy checked in the Mediterranean and in the event Japan should declare war on the United States and Great Britain, Italy would do likewise imme-diately. MUSSOLINI expressed the view that joint action between Germany and Italy would give the impression of greater strength. Proof (a) Document 2Exhibit No. 606): "From: Home To: Tokyo 3 December 1941 (purple - CA) "#985 "Re your message #985* to Berlin. "On this day, at 11 o'clock in the morning, I, accompanied by Ando, called on Premier Mussolini, (Foreign Minister Ciano was also present). I described the develop¬ments in the Japanese-U. S. negotiations in accordance with the contents of your message #986** to Berlin. "Mussolini: 1I have been carefully watching the progress of the Japanese-U. S. talks from the very begin¬ning and therefore am not at all surprised to receive your report. As a matter of fact, in view of the utter bull- headedness of the United States and the meddlesome nature of President Roosevelt, I should say that the outcome was nothing but what should have been expected. One of the