Learn about the career of the first famous cowgirl, Lucille Mulhall of Oklahoma.

A broad collection of scholarly articles about events, people, places, and more that have had significance in the history and development of the state of Oklahoma. Users can browse the encyclopedia by alphabet, by time period, and by...

Learn about the career of peace officer and deputy United States marshall Bill Tilghman.

This biography describes the life of Bass Reeves, who fled slavery and became a United States marshall.

Learn about the life of Nathaniel Pryor, and American explore who participated in the Lewis and Clark expedition and served as a captain in the war of 1812.

This brief biography discusses the life of American pioneer Jesse Chisholm, who blazed the Chisholm Trail.

Learn about the early life and aviation career of Wiley Post, who set a world record for flying around the planet.

As part of the Works Progress Administration, the Federal Art Project's goal was to provide employment to artists who would be educators and creators of public art. Read about the legacy of the Federal Art Project in Oklahoma during the...

The very name of William Quantrill and his raiders struck fear into the people of Kansas, but it turns out he was hated by both Union and Confederate because of his bloodthirsty ways. Read this article from the Encyclopedia of Oklahoma...

Learn about the personal life and career of Oklahoma senator Thomas Gore. Includes a discussion of his blindness and involvement in the Populist movement.

A summary of Choctaw history from 1820 when they ceded much of their land, through to the beginning of the 21st century. It oulines the many changes they went through, the treaties they signed, their support of the Confederate side...

The history of the Chickasaw Nation in Oklahoma began in 1818 when tribal leaders signed the Treaty of Old Town, ceding their lands in western Kentucky and Tennessee. Years of negotiations with the U.S. government led to failure to...