1. In 1883, Helena was declared the capital of Montana. Before that, Virginia City served as the territorial capital until 1875, and then it was moved to Helena as it was a more centralized location.

2. The infamous Unabomber, Ted Kaczynski, was arrested in Lincoln, Montana, on September 10, 1996. Kaczynski had been on the run for over 17 years and had mailed 16 bombs that killed three people and injured many others. He was finally caught thanks to a tip from his brother.

3. On September 10, 1910, the Great Fire of 1910, also known as the Big Blowup, raged across Montana, Idaho, and Washington. It was one of the largest wildfire disasters in U.S. history, burning approximately 3 million acres of land and killing 86 people.

4. In 1927, Glacier National Park in Montana was designated as a national park. This park is famed for its stunning natural beauty, including glacial lakes, snow-capped mountains, and abundant wildlife.

5. Montana State University was founded on September 10, 1893, as the Agricultural College of the State of Montana. Today, it is a comprehensive university that offers over 125 academic programs, including business, engineering, and nursing.