What was the capital of the union of provinces in the Río de la Plata comprised by most of the former dependencies from the last to be organized and also the shortest-lived of the Viceroyalties of the Spanish Empire in the Americas?
Viceroyalty of the Río de la Plata The Viceroyalty of the Río de la Plata (Spanish: "Virreinato del Río de la Plata" ) was the last to be organized and also the shortest-lived of the Viceroyalties of the Spanish Empire in the Americas.
List of Viceroys of Peru The viceroys of Peru ruled the Viceroyalty of Peru from 1544 to 1826 in the name of the King of Spain. The territories under "de jure" rule by the viceroys included in the 16th and 17th century almost all of South America except eastern Brazil.