Final answer:
The Aztec Empire was a dominant civilization in Mesoamerica known for its military strength, agricultural surplus, and trade. It spanned a large area in central and southern Mexico but eventually declined due to conflicts and Spanish colonization.
Step-by-step explanation:
The Aztec Empire was a powerful and influential civilization that existed in Mesoamerica in the 14th and 15th centuries. The Aztecs originated as migrants to the region and eventually established their own city of Tenochtitlan. Through military might, agricultural surplus, craft manufacture, and trade, the Aztec state dominated over 50 city-states and spanned a large part of central and southern Mexico. Their empire eventually declined due to internal conflicts and the impact of Spanish colonization.
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