1. On October 15, 1864, a group of Native Americans attacked the town of Salmon in what became known as the Battle of Salmon River. The attack was part of ongoing conflicts between settlers and Native American tribes in the region.

2. In 1926, the Boise River Bridge in downtown Boise was completed, replacing an older wooden bridge. The new bridge was a major engineering feat and helped to spur growth in the city.

3. On October 15, 1949, the first television station in Idaho, KIDO-TV (now KTVB), began broadcasting in Boise. The station was affiliated with NBC and helped to bring television to households across the state.

4. In 1981, the Sawtooth National Recreation Area was designated by Congress. The area encompasses more than 750,000 acres of wilderness and includes some of the state's most beautiful natural landmarks.

5. On October 15, 2009, a massive windstorm swept through southern Idaho, causing widespread damage and power outages. The storm, which included gusts of up to 89 miles per hour, was one of the most severe weather events in the state's history.