t was proclaimed by the Congress of Cúcuta in 1821 in the Constitution of Cúcuta and had been promulgated through the Fundamental Law of the Republic of Colombia during the Congress of Angostura (1819). The territory it claimed loosely corresponded to the former territories of the Viceroyalty of New Granada (1739–1777), which it claimed under the legal principle of uti possidetis. It united the territories of the former Third Republic of Venezuela, the United Provinces of New Granada, the former Royal Audiencia of Panama, and the Presidency of Quito (which was still under Spanish rule in 1821).