The Acolhua were an indigenous group in central Mexico, primarily located in the region of Texcoco. They were part of the larger Toltec and Aztec civilizations and played a significant role in the history of the Valley of Mexico. The Acolhua were known for their advanced agricultural practices and contributions to the arts and sciences. The Acolhua established a powerful city-state, also called Texcoco, which became a center of culture and learning. They were known for their skilled poets and scholars, contributing to the rich literary tradition of the Nahuatl language. The Acolhua allied with the Aztecs during the height of their empire, enhancing their influence in the region.