Home1999 Treaties and Agreements ...Argentina (13017) – Agreement Concerning Security Measures for the Protection of Classified Information hide Argentina (13017) – Agreement Concerning Security Measures for the Protection of Classified Information TIAS Office of Treaty Affairs January 12, 1999 Defense: Security of Military Information Agreement signed at Washington January 12, 1999;Entered into force January 12, 1999. Download Attachment [703 KB] Tags Argentina Defense Treaties