Explain HOW and WHY the Mexica Empire developed and changed over time.

The Aztecs expanded their empire through military conquest and sustained it through tributes imposed on the conquered regions. Every 80 days, the new subjects of the Aztecs had to pay tributes to Tenochtitlan. As for the Aztec society, it was very complex. It was socially divided between the nobility and the populace. Aztecs were forced to change their name to "Nahuas" from the Nahuatl-speaking peoples which comprised the bulk of the indigenous population in the central valleys of Mexico during the first century of Spanish rule.

Explanation:

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the year 2019 marks the 2115th anniversary of his birth.

really and truely i dont know sorry