Similar patterns of growth occurred in other parts of Aztec territory as well. The Aztec population explosion placed a heavy stress on the environment of central Mexico.

The Fall of the Aztec Empire: What Really Happened in the Battle of Tenochtitlan? On August 13, 1521, the capital city of Tenochtitlan fell after a two-month siege — a victory that marked the end of ...

The P'urhépechas were one of the only indigenous groups in Mexico the Aztecs failed to conquer – but despite that feat, they were nearly lost to history.

A network of traveling merchant-spies were essential to the expansion of the Aztec Empire.

A trail leading from near St. Louis, Missouri to Natchitoches, Louisiana, teaches us about a race that ruled “the new world” long before people from “the old world” arrived.

A new analysis of hundreds of obsidian artifacts from the Aztec Empire has revealed the vast trade networks that supplied obsidian, sometimes even from rivals.

A changing empire The other 10% of the artifacts were made using obsidian from seven other locations, including Otumba, Tulancingo, Ucareo and El Paraíso.

The Aztec emperors who ruled much of the land that became Mexico were defeated by a Spanish-led force that seized the city on Aug. 13, 1521.

The Fall of the Aztec Empire: What Really Happened in the Battle of Tenochtitlan? On August 13, 1521, the capital city of Tenochtitlan fell after a two-month siege — a victory that marked the end of ...

By Ashley Strickland, CNN (CNN) — Hundreds of obsidian artifacts have revealed where the Aztecs acquired the volcanic glass they used for tools, ornamental pieces or religious objects centuries ...