Organization of American States (OAS), international organization, created Apr. 30, 1948, at Bogotá, Colombia, by agreement of Argentina, Bolivia, Brazil, Chile, Colombia, Costa Rica, Cuba, the Dominican Republic, Ecuador, El Salvador, Guatemala, Haiti, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, the United States, Uruguay, and Venezuela. Another 17 states have subsequently joined. The status of permanent observer is now held by 46 additional states and the European Union. The OAS is a regional agency designed to work with the United Nations to promote peace, justice, and...
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