Office of the Historian

835.741/13: Telegram

The Secretary of State to the Ambassador in Argentina (Armour)

Washington, March 18, 1943—6 p.m.

391. Department’s no. 1859 of November 30 [December 1], 9 p.m.,41 and your no. 2437, December 2, 8 p.m.39 In view of developments since your telegram under reference, Department is of the opinion that, unless you have already done so or still perceive objection thereto, you should now press upon the Argentine Government the adoption of the procedure followed by us during the period of our neutrality in the last war in transmitting code or cipher radio messages to and from the diplomatic missions of the Central Powers.42

Hull
  1. Foreign Relations, 1942, vol. v, p. 177.↩
  2. Not printed.↩
  3. The procedure to which reference is here made required that U. S. Naval officials assure themselves of the neutral character of the messages, that they be given possession of a key to the code or cipher used, and that messages be paraphrased and countersigned by a censor before being transmitted.↩