Home2013 Treaties and Agreements ...Guyana (13-130) – Defense Agreement Regarding the Caribbean Basin Security Initiative hide Guyana (13-130) – Defense Agreement Regarding the Caribbean Basin Security Initiative TIAS Office of Treaty Affairs January 30, 2013 Defense: Caribbean Basin Security Initiative Agreement effected by exchange of notes at Georgetown June 28, 2012 and January 30, 2013; entered into force January 30, 2013. Download attachment [428 KB] Tags Caribbean Basin Security Initiative Defense Guyana Treaties