Chichen Itza
Ah Mekat Tutul Xiu, is considered the ruler who founded The League of Mayapan in 987. He unified Chichen Itza, Mayapan, and Uxmal. Chichen Itza being the main city, with a population of approximately 50,000 people. He continued to incorporate other areas, Zama (Tulum), Ichpatun, Itzamal, and The Cocom region.