1. Nebraska became a state on September 18, 1867. This was one of the major milestones in the state's history, as it marked the end of a long process that had begun in the late 1850s.

2. On September 18, 1931, the Nebraska Cornhusker football team played its first game in Memorial Stadium. The stadium has since become one of the most iconic venues in college football, and is known for its unique architecture and home-field advantage.

3. September 18, 1919 was the opening night of the Orpheum Theater in Omaha. The theater was built to showcase vaudeville acts, and has played host to some of the biggest names in entertainment history, including Bob Hope, George Burns, and Jack Benny.

4. On September 18, 1873, the first train arrived in Kearney, Nebraska. This was a major moment in the development of the state, as the arrival of the railroad opened up new opportunities for commerce and transportation.

5. September 18, 1981 saw the dedication of the University of Nebraska-Lincoln's East Campus Dairy Store. The store sells ice cream, cheese, and other dairy products produced by the university's Department of Food Science and Technology, and has since become a beloved landmark in Lincoln.