The Diaguita, also called Diaguita-Calchaquí, are a group of South American indigenous peoples. The Diaguita culture developed between the 8th and 16th centuries in what are now the provinces of Salta, Catamarca, La Rioja and Tucumán in northwestern Argentina, and in the Atacama and Coquimbo regions of northern Chile. History Diaguita tribes were sometimes confederated, and sometimes at war against each other. When the Inca started extending their empire southwards during the 15th… (More on Diaguita)