Signed in Bogotá in 1948 and amended by the Protocol of Buenos Aires in 1967, by the Protocol of Cartagena de Indias in 1985, by the Protocol of Washington in 1992, and by the Protocol of Managua in 1993.
Adopted and opened for signature, ratification and accession by General Assembly resolution 39/46 of 10 December 1984
entry into force 26 June 1987, in accordance with article 27 (1).