Question: What was the capital city of the aztec empire?
Disambiguated questions and answers: question: What were the capital cities of the aztec empire initially?
What was the most important capital city of the aztec empire?
answer: Tlacopan
Texcoco
Tenochtitlan
Tenochtitlan
Natural Questions answer: Tenochtitlan (from the Wikipedia article "Tenochtitlan")