1. The Wright brothers obtained their pilot's license on September 30, 1908, in Montgomery County, Ohio. This paved the way for their historic flight at Kitty Hawk, North Carolina, which occurred just five years earlier.

2. Ohio State University's legendary football coach Woody Hayes won his 200th game on September 30, 1978, during his final season as coach. He is still regarded as one of the greatest coaches in college football history.

3. The AEP building, formerly known as the Ohio Power Building, opened its doors on September 30, 1927. At the time, it was the largest office building in the state of Ohio.

4. On September 30, 1955, James Dean died in a car accident near Cholame, California. Although he never lived in Ohio, Dean spent a significant amount of time there during his youth and attended high school in the state.

5. The deadliest school shooting in Ohio history occurred on September 30, 2019, at a Dayton nightclub. Nine people were killed and 17 were injured in the incident. The shooter was later killed by police.