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Events on Friday 30 April 1948 1
1948Organization of American States foundedCharter signed in Bogotá establishing a hemispheric bodyRepresentatives of 21 nations signed the Charter of the Organization of American States in Bogotá, Colombia, on April 30, 1948, creating a permanent forum for cooperation and dispute resolution across the Americas. The signing took place amid the chaos of the Bogotazo riots gripping the city. The OAS remains the principal political organization of the Western Hemisphere.