Pan-American Union, former name for the General Secretariat of the Organization of American States 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,
..... Click the link for more information. (OAS). It was founded (1889–90) at the first of the modern Inter-American Conferences (see Pan-Americanism Pan-Americanism, movement toward commercial, social, economic, military, and political cooperation among the nations of North, Central, and South America.

In the Nineteenth Century

..... Click the link for more information. ) as the Commercial Bureau of the American Republics and changed to the International Bureau of the American Republics in 1902. The name Pan-American Union was adopted in 1910. Created to promote international cooperation, it offered technical and informational services to all the American republics, served as the repository for international documents, and was responsible through subsidiary councils for the furtherance of economic, social, juridical, and cultural relations. In 1948 it was made the General Secretariat for the OAS, although the name was not dropped until 1970. The anniversary of its founding is Pan-American Day.

Pan-American Union

Organization formed in 1890 to promote cooperation among the countries of Latin America and the U.S. It was established (as the International Union of American Republics) at the first Pan-American conference, which was called by U.S. secretary of state James Blaine in order to reach agreements on various common commercial and juridical problems among the countries of the Americas. In 1948 it was reconstituted as the Organization of American States.