Colombia was a country in South America.
The Administrative Department of Security was one of Colombia's main intelligence services. (CTU Operations Manual)
Ira Gaines carried out the assassination of Judge Carlos Novena in Cartagena, Colombia, in addition to working as a Hostage Rescue Consultant there. (Findings at CTU)
Gordon Harrow y Guiterrez was undercover with the Rojas brothers in Colombia before fleeing to Nicaragua, where he was killed by Francesco Rojas. (Vanishing Point)