Discuss the influence of the Aztecs, Olmecs, and Mayans as their influence applies politically and socially to early American Civilizations

Well, the Aztecs are the biggest civilization compared with Olmecs and Mayans. Globally they impact with architecture, being great farmers. They showed the world about architecture by doing aqueducts and canals which have been until nowadays big engineering advancements. They not only solve the water supply problem, but they created an irrigation system for their agricultural needs. The Aztecs provided calendars, medicinal drugs, equipment and weapons. The calendar was divided in two types: sun calendar of 365 and was named the tonalpohualli and the ritual calendar of 260 days called xiuhmolpill.