Union of South American Nations in Mitad del Mundo, Ecuador, where the cornerstone was laid for the headquarters of the General Secretariat of the Union. In April 2018, six countries suspended membership: Argentina, Brazil, Chile, Colombia, Paraguay and Peru. In August 2018, Colombia announced its withdrawal from the organization. At the Third South American Summit on 8 December 2004, presidents or representatives from 12 South American nations signed the "Cusco Declaration", a two-page statement of intent announcing the foundation of the South American Community. Panama and Mexico attended the signing ceremony as observers in Brazil. The mechanics of the new entity came out of the
Covenant of the League of Nations Covenant of the League of Nations The Covenant of the League of Nations was the charter of the League of Nations. Early drafts for a possible League of Nations began even before the end of the First World War. The London-based Bryce Group made proposals adopted by the British League of Nations Society, founded in 1915. Another group in the United States—which included Hamilton Holt and William B. Howland at the Century Association in New York City—had their own plan. This plan was largely supported by the League to Enforce Peace, an organization led by former U.S. President William Howard