Home2017 Treaties and Agreements ...Panama (17-802) – Agreement Regarding Defense Services hide Panama (17-802) – Agreement Regarding Defense Services TIAS Office of Treaty Affairs August 2, 2017 Defense: Cooperation Agreement effected by exchange of notes at Panama September 20, 2016 and August 2, 2017; entered into force August 2, 2017. Download attachment [560 KB] Tags Defense Panama Treaties