1. In 1844, the first medical school in Kentucky, the Kentucky School of Medicine, graduated its first class of eight students in Louisville.

2. In 1862, Confederate General John Hunt Morgan's cavalry raided two Union supply trains near Boston and Woodbury in Kentucky, capturing more than 400 wagons and nearly 1,500 mules.

3. In 1928, Kentucky Governor Flem D. Sampson signed a proclamation designating the sweet potato as the official state vegetable.

4. In 1978, the Bluegrass State Games were held for the first time in Lexington, Kentucky. The annual event features more than 30 sports and attracts thousands of athletes from across the state.

5. In 2014, a solar-powered airplane called "Solar Impulse 2" made a stop in Louisville on its round-the-world flight. The aircraft, which relies solely on solar power, flew from Dayton, Ohio to Louisville as part of its journey.