Answer
The Zapotec and Yopi were incorporated into the Aztec Empire under the reign of Moctezuma II, who expanded the empire to its greatest extent. The Zapotec were a Mesoamerican civilization that had developed in the Valley of Oaxaca in present-day Mexico, while the Yopi, also known as the Mixtec, were another Mesoamerican civilization that had its origins in the state of Oaxaca and extended into parts of Guerrero and Puebla.