Falklands: UKE Buenos Aires Naval Attaché signal to CINCFLEET (1620Z) ("South Georgia: Deployment Argentine Navy") [exercise with Uruguay "probably genuine"; all four subs away from Mar del Plata base; Argentine press 27 Mar saying Bahia Paraiso anchored in sight of Endurance, corvettes Granville & Drummond despatched to area] [declassified Jun 2017]