www.boldincrimson.com Huitzilopochtli was the Aztec's god of sun. He was also the god of war and the city of Tenochtitlan now known as Mexico City! Random Fact: The Aztec's were formerly known as Mexica (Meh-shee-cah) until the Spanish colonized Mexico. The Spaniards also changed the pronuciation of the 'x' from 'sh' to a silent 'h.'