1. On September 17, 1861, the Battle of Perryville took place in Boyle County, Kentucky during the Civil War. It was the largest battle fought in the state, with over 34,000 soldiers involved.

2. September 17, 1923, marked the opening of the Cherokee State Park in Hardin County, Kentucky. The park featured a lake, picnic areas, and a dance pavilion, and was a popular destination for families and tourists.

3. In 1991, on September 17, Hurricane Bob caused significant damage in Kentucky, even though the state is not typically affected by hurricanes. The storm brought heavy rain, strong winds, and flooding to many areas.

4. On September 17, 1988, a devastating fire broke out at the Kentucky State Penitentiary in Eddyville, resulting in the deaths of eight inmates. The fire was caused by a short circuit in a piece of electrical equipment.

5. September 17, 1787, was the day that delegates to the Constitutional Convention in Philadelphia signed the United States Constitution. Although Kentucky was not yet a state at the time, its politicians and citizens were actively involved in the debates over the document and its contents.