862.20210/2037: Telegram
The Ambassador in Argentina (Armour) to the Secretary of State
[Received 11:53 p.m.]
2231. My 2222, November 9, 9 p.m.84 In a talk with the Minister85 this evening he informed me (1) that at Cabinet meeting Thursday they propose to discuss prohibition of all code messages by radio for countries without American continent. This would permit messages in clear by radio. Free use of cable by Missions for cipher messages would be permitted, but presumably Axis Governments would not wish to use this medium. Minister felt one of advantages is [of] [Page 247] forbidding cipher by radio would be assistance in locating clandestine station.
(2) Minister assured me Minister of Interior and Chief of Police are working vigorously on information furnished our memorandum and hoped we would give them sufficient time to complete investigation before insisting on full publicity. He stated they have 11 men under arrest and incommunicado and are working on 20 other cases. He has urged speed and hopes investigation will be completed within week or 10 days when they propose full publication.
In the meantime he will discuss at Cabinet meeting Thursday statement referred to in Department’s 1681 November 7, 9 p.m. announcing fact that reply has been submitted by our Government. I am to see him again Friday afternoon.