Who became the dominant city-state in the Aztec Empire?
Tetzcoco
Tlacopan
Azcapotzalco
Tenochtitlan
Answer
Despite the initial conception of the empire as an alliance of three self-governed city-states, Tenochtitlan became dominant militarily. By the time the Spanish arrived in 1519, the lands of the alliance were effectively ruled from Tenochtitlan.
Conquer the Aztec Empire: How Much Do You Really Know?