Haiti belongs to two international organizations.
The Association of Caribbean States ( ACS ; Asociación de Estados del Caribe Association des États de la Caraïbe ) is a union of nations centered on the Caribbean Basin . Haiti . It is a founding member of the United Nations , Organization of American States ( OAS ) , Association of Caribbean States , and the International Francophonie Organisation . Organisation internationale de la Francophonie . The Organisation internationale de la Francophonie ( OIF ) , generally known as the Francophonie ( La Francophonie [ la fʁɑ̃kɔfɔni ] ) , but also called International Organisation of La Francophonie in English language context , is an international organization representing countries and regions where French is the first ( `` mother '' ) or customary language , where a significant proportion of the population are francophones ( French speakers ) or where there is a notable affiliation with French culture . The Organization of American States ( Organización de los Estados Americanos , Organização dos Estados Americanos , Organisation des États américains ) , or the OAS or OEA , is a continental organization founded on 30 April 1948 , for the purposes of regional solidarity and cooperation among its member states . The United Nations ( UN ) is an intergovernmental organization to promote international co-operation and to create and maintain international order .