The history of Oklahoma refers to the history of the state of Oklahoma and the land that the state now occupies. Areas of Oklahoma east of its panhandle were acquired in the Louisiana Purchase of 1803, while the Panhandle was not acquired until the U.S. land acquisitions following the Mexican–American War (1846–1848).
Spiro Mounds on the Arkansas River in eastern Oklahoma.
The Coronado Expedition 1540–1542
Allen Wright, a Choctaw minister, scholar and chief, is credited with creating the state's eventual name in 1866.
Gushers brought in many of Oklahoma's early oil fields—this one on February 21, 1922, near Okemah.
The Territory of Oklahoma was an organized incorporated territory of the United States that existed from May 2, 1890, until November 16, 1907, when it was joined with the Indian Territory under a new constitution and admitted to the Union as the state of Oklahoma.
Gravestone of David L. Payne
Image: George Washington Steele (Indiana Congressman, Oklahoma Governor)
Image: Robert Martin
Image: Abraham Jefferson Seay