Aztec Empire to retain and freely continue their own religious traditions, so long as they added the imperial god to their local pantheons. The word "Aztec" in modern usage would not have been used by the people themselves. It has variously been used to refer to the Triple Alliance empire, the Nahuatl-speaking people of central Mexico prior to the Spanish conquest, or specifically the Mexica ethnicity of the Nahuatl-speaking peoples. The name comes from a Nahuatl word meaning "people from Aztlan," reflecting the mythical place of origin for Nahua peoples. For the purpose of this article, "Aztec" refers only to those cities
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