History of Great Falls

Meriwether Lewis was the first white person to visit the area, which he did on June 13, 1805, as part of the Lewis and Clark Expedition. York, an African American slave owned by William Clark and who had participated in the Expedition, was the first black American to visit the site of the future city.

Following the return passage of Lewis and Clark in 1806, there is no record of any white person visiting the site of the city of Great Falls until explorer and trapper Jim Bridger reached the area in 1822. Bridger and Major Andrew Henry led a fur-trading expedition to the future city location in April 1823 (and were attacked by Blackfeet Indians while camping at the site). British explorer Alexander Ross trapped around Great Falls in 1824. In 1838, a mapping expedition sent by the U.S. federal government and guided by Bridger spent four years in the area. Margaret Harkness Woodman became first white woman to visit the Great Falls area in 1862.

The Great Falls of the Missouri River marked the limit of the navigable section of the Missouri River for non-port gable watercraft, and the non-navigability of the falls was noted by the U.S. Supreme Court in its 2012 ruling against the State of Montana on the question of streambed ownership beneath several dams situated at the site of the falls. The first steamboat arrived at future site of the city in 1859.

Politically, the future site of Great Falls passed through numerous hands in the 19th century. It was part of the unincorporated frontier until May 30, 1854, when Congress established the