Painting by Santiago Martinez Delgado.
Previous issue (1971)overprinted "AEREO".
The culminating event of the Congress of Cúcuta took place on August 30, 1821, in the city of Cúcuta. A constitution had been written which established the law of the Republic of Colombia (Gran Colombia), and determined the country's capital and political boundaries. The convention, organized by Antonio Nariño and led by Simón Bolívar.