CAHOKIA Cahokia Territory: Central Illinois. The Cahokia were absorbed into the Peoria as of 1818. Note: Although the famous "Cahokia Mounds" were named after this tribe, the Cahokia Tribe did not create them. PORTALS . Peoria Tribe of Indians of Oklahoma : part of whose membership is Peoria < Miami, Oklahoma * . Cahokia Population: United States - Descendants amongst the Peoria. A L G O N Q U I A N ILLINOIS -ADS- SEARCH ENGINE COLOSSUS International Directory of Search Engines Ezilon Directory North America