Spanish conquest of the Aztec Empire the Spanish continued its destruction, as they soon began to establish the foundations of what would become Mexico City on the site. The surviving Aztec people were forbidden to live in Tenochtitlan and the surrounding isles, and were banished to live in Tlatelolco. After hearing about the fall of the Aztec Empire, Tarascan ruler ("Cazonci") Tangaxuan II sent emissaries to the Spanish victors (the Tarascan state was contemporary with and an enemy of the Aztec Empire). A few Spaniards went with them to Tzintzuntzan where they were presented to the ruler and gifts were exchanged. They returned with samples of
Aztec calendar stone in the next era. The duration of the ages is expressed in years, although they must be observed through the prism of Aztec time. In fact the common thing to figures 676, 364 and 312 is that they are multiples of 52, and 52 years is the duration of 1 Aztec century, and that is why they can express a certain amount of Aztec centuries. Thus, 676 years are 13 Aztec centuries; 364 years are 7, and 312 years are 6 Aztec centuries. Placed among these four squares are three additional dates, 1 Flint ("Tecpatl"), 1 Rain ("Atl"), and 7