1. Montana State University Founded: On October 9, 1893, Montana State University was founded in Bozeman, MT. The university has since become one of the largest institutions of higher education in the state, with a focus on research, teaching, and outreach.

2. The Battle of Bear Paw: On October 9, 1877, the Battle of Bear Paw took place near Chinook, MT. The battle marked the end of the Nez Perce War, and it resulted in the surrender of Chief Joseph and his warriors to the U.S. Army.

3. The Anaconda Copper Mining Company: On October 9, 1889, the Anaconda Copper Mining Company was incorporated in Montana. The company went on to become one of the largest producers of copper in the world, and its operations had a significant impact on the state's economy.

4. Montana's First Governor: On October 9, 1889, Montana's first governor, Joseph Toole, was inaugurated. Toole served as governor for three terms and played a key role in shaping the state's early development.

5. The Formation of Rocky Mountain College: On October 9, 1878, Rocky Mountain College was formed in Helena, MT. The college is Montana's oldest institution of higher education and has a long history of academic excellence and community service.