Home2000 Treaties and Agreements ...Estonia (13082) – Agreement Concerning Security Measures for Protection of Classified Military Information hide Estonia (13082) – Agreement Concerning Security Measures for Protection of Classified Military Information TIAS Office of Treaty Affairs February 23, 2000 Defense: Security of Military Information Agreement signed at Tallinn February 23, 2000; Entered into force February 23, 2000. Download Attachment [701 KB] Tags Defense Estonia Treaties