DO after a doctor's name means that the doctor is a graduate of an osteopathic medical school in the United States.
The Difference Between The Aztec, Maya, Inca, And Olmec. âIt will happen â a seeing [. . In A Nutshell. The Olmec, Mayan, Incan, and Aztec civilizations are some of the greatest ancient civilizations in history, and yet we know very little about them compared to other parts of the world.
History >> Aztec, Maya, and Inca for Kids. Between 1519 and 1521 the Spanish, under the leadership of conquistador Hernan CortÃ©s, conquered the Aztec Empire. During the reign of King Montezuma II, the Aztecs had seen several bad omens. According to Aztec religion, these omens meant that something bad was going to happen.