The rise and fall of the Aztec empire By henry.mcfaul Period: 1325 to 1521 Aztec rise and fall 1376 Acamapichitli becomes the first king of Tenochtitlán The first king of Tenochtitlán, Acamapichitli, starts his rule 1430 Azcapotzalco conquered The city of was Azcapotzalco conquered 1510 Flooding in Tenochtitlán There was severe floods in Tenochtitlán