On Aug. 13, 1521, Tenochtitlán, the capital of the Aztec Empire, fell to Spanish forces under the command of Hernán Cortés. Tenochtitlán was established in 1325 A.D., and in the next century, the Aztec empire grew into an advanced civilization marked by agriculture, intricate social, political, and religious customs, and military strength. Cortés, a Spanish-born … Continued