 On his return to Colombia, he was elected to the House of Representatives for Cundinamarca, but steered clear of the Conservative Party's internal divisions.He was uninvolved, therefore, in the coup d'état of 1953.From 1958, during the reign of the National Front, Carrizosa continued his diplomatic career as Ambassador of Colombia to the United Kingdom, Belgium, the United Nations and the Organization of American States, until he attained the post of foreign minister in 1970.