The Osage people refer to themselves in their Dhegihan Siouan language as 𐓏𐒰𐓓𐒰𐓓𐒷 ( Wazhazhe), or 'Mid-waters'. The term 'Osage' is a French version of the tribe's name, which can be roughly translated as 'calm water'. They migrated west after the 17th century, settling near the confluence of the Missouri and Mississippi rivers, as a result of Iroquois expansion into the Ohio Country in the aftermath of the Beaver Wars. along with other groups of its language family. The tribe developed in the Ohio and Mississippi river valleys around 700 B.C. The Osage Nation ( / ˈ oʊ s eɪ dʒ/ OH-sayj) ( Osage: 𐓁𐒻 𐓂𐒼𐒰𐓇𐒼𐒰͘ ( Ni Okašką), 'People of the Middle Waters') is a Midwestern American tribe of the Great Plains. Ponca, Otoe, Iowa, Kansa, Quapaw, Dakota, Omaha Traditional Spirituality, Inlonshka, Christianity The majority of Osage citizens still live in Oklahoma, but many others live and work in different American states. United States historically Missouri, Oklahoma, Arkansas, and Kansas.