French artist Louis-Leopold Boilly’s rendering of members of an Osage traveling party in Europe, including Big Soldier (at right). [Smithsonian Institution, National Portrait Gallery, object # S/NPG.2011.5]

Big Soldier, a Little Osage war leader, was probably born in 1773 in a village near the…

Lilburn Boggs. [Missouri Historical Society, St. Louis, Photographs and Prints Collection, N11644]

Born in Lexington, Kentucky, on December 14, 1792, Lilburn W. Boggs became one of the most…

Portrait of William Clark by Charles Willson Peale, c. 1807–1809. [Courtesy of the Independence National Historical Park]

William Clark, the celebrated explorer who joined Meriwether Lewis

Louisiana Territory transfer ceremony

The Louisiana Purchase, an 1803 land deal between the United States and France, doubled the size of the United…

Mo-Hon-Go (Sacred Sun), an Osage woman, and her child. [State Historical Society of Missouri, Image Collection, 021180]

The most powerful tribal group in the early history of Missouri was referred to as the Wah-…

John Mason Peck. [Album of Missouri Baptists (St. Louis: Central Baptist Pub. Co., 1904), p. 2]

John Mason Peck, a pioneer, Baptist missionary, noted preacher, author, and journalist on…