Location: Fergus County, Montana
On March 12, 1885, Fergus County was established in the Montana Territory, formed from parts of Meagher and Chouteau Counties. Located near the geographical center of the state, its county seat is Lewistown. The creation of Fergus County was a response to the growing population and economic activity in the central Montana plains, particularly related to ranching and agriculture. The county's vast prairies and fertile lands attracted settlers, leading to the need for more localized governance and administrative services. This event was part of the broader process of territorial organization that preceded Montana's statehood, reflecting the rapid development and settlement of the region during the late 19th century.