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Aztec settled in the Valley of Mexico. -
Tenochtitlán formed a Triple Alliance with the cities of Texcoco and Tlacopan in the Valley of Mexico. -
Moctezuma I became the Huey Tlatoani -
Ahuitzotl becomes the Aztec ruler -
Ahuitzotl’s new temple at Tenochtitlán is dedicated to the gods in a ceremony that lasts four days and with as many as 20,000 prisoners of war sacrificed at the altar. -
Aztec ruled about 500 smaller city-states and millions of people -
Mocteczuma II took the throne. -
Hernán Cortés, a Spaniard led an expedition from present-day Veracruz on the Gulf of Mexico. -
Cortés captures Emperor Montezuma II and holds him hostage. -
By August of 1521 CE, over 40,000 Aztec lay dead