1. The first professional basketball game was hosted in Indiana on September 18, 1896. The game was played between the Hammonds and the Fort Wayne teams, and it marked the beginning of Indiana's love affair with basketball.

2. On September 18, 1970, a gas explosion at the Kiwanis Skating Rink in Indianapolis killed eleven people and injured dozens more. The tragedy was a wake-up call for the importance of safety regulations and led to significant changes in the way buildings were constructed and maintained.

3. In 1988, the Indiana State Fair saw its highest attendance ever on September 18th, when over 140,000 people came to enjoy the festivities. The fair has been a beloved annual tradition in Indiana since the mid-1800s, drawing crowds from all over the state and beyond.

4. September 18, 1968 was a memorable day for the Indiana University Hoosiers, who won their first Big Ten football game in over a decade, defeating the Northwestern Wildcats 20-0. The victory was a turning point for the Hoosiers' football program and helped propel them to success in the years to come.

5. On September 18, 1944, the Indiana Women's Prison was the site of a massive riot that left three inmates dead and thirty-three injured. The incident was one of the deadliest prison riots in state history and led to significant reforms in the way prisons were managed and staffed.