The name Oklahoma comes from the Choctaw language phrase okla, 'people', and humma, translated as 'red'. Choctaw Nation Chief Allen Wright suggested the name in 1866 during treaty negotiations with the See more

Oklahoma is the 20th-largest state in the United States, covering an area of 69,895 square miles (181,030 km ), with 68,591 square miles (177,650 km ) of land and 1,304 square miles … See more

Oklahoma is host to a diverse range of sectors including aviation, energy, transportation equipment, food processing, electronics, and telecommunications. Oklahoma is an … See more

Oklahoma is placed in the South by the United States Census Bureau, but other definitions place the state at least partly in the See more

Settlements
Indigenous peoples were present in what is now Oklahoma by the last ice age. Ancestors of the Wichita and Affiliated Tribes See more

From a 1920 U.S. census population of 2,028,283, Oklahoma's population has continued to increase. At the 2010 census, its population was … See more

With an educational system made up of public school districts and independent private institutions, Oklahoma had 638,817 students enrolled in 1,845 public primary, secondary, … See more