Ahuitzotl is the Aztec emperor noted for expanding the empire to its greatest territorial extent.
He ruled Tenochtitlan from 1486 to 1502 and was the eighth huey tlatoani, or supreme ruler, of the Mexica. Military campaigns during his reign more than doubled the lands under Aztec dominance, extending influence from Mexico’s Pacific coast toward western Guatemala. His conquests included Mixtec and Zapotec territories, as well as regions in southern Mesoamerica.
Ahuitzotl also strengthened the empire internally. He consolidated power after the shorter reign of his predecessor, Tizoc, and supervised a major rebuilding of Tenochtitlan, including an enlarged Templo Mayor dedicated in 1487. That ceremony is traditionally associated with extensive human sacrifice, although the numbers reported in later sources are debated.
A common mix-up is Moctezuma II, who succeeded Ahuitzotl and is better known because he ruled when Hernán Cortés arrived. Axayacatl was also an important conqueror, but Ahuitzotl is generally credited with reaching the empire’s maximum territorial expansion.