ABC Powers

n. South American countries (Argentina, Brazil and Chile) usually referring to their mediation in 1914 between the United States and Mexico

The ABC Powers refers in diplomacy to the South American countries of Argentina, Brazil, and Chile. They have been referred to by this name since the beginning of the 20th century, especially in reference to the diplomatic ABC Powers Conference of 1914: On May 20, 1914, the ABC Powers met in Niagara Falls, Canada, to mediate diplomatically in order to avoid a state of war between the United States and Mexico over the Veracruz Incident and the Tampico Affair. At the conference, the United States was represented by Frederick W. Lehmann (a former United States Solicitor General) and Joseph Rucker Lamar (an Associate Justice of the Supreme Court of the United States).
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ARGENTINA, BRASILE E CILE