Unit 6 aztec, maya, inca

The document provides information about pre-Columbian civilizations in Mesoamerica and South America, including the Olmec, Zapotec, Toltec, Chavín, Nazca, Maya, Aztec, and Inca civilizations. It discusses the origins, locations, achievements, and influences of these civilizations. It also describes how the arrival of European explorers like Hernán Cortés and Francisco Pizarro in the 16th century led to the collapse of the Aztec and Inca empires through violence, disease, and the imposition of new social and political systems.