1. In 1865, the Battle of Munfordville took place during the Civil War, resulting in a Union victory. This battle is notable for being one of the last significant engagements of the war in Kentucky.

2. On April 25, 1904, the Louisville and Nashville Railroad completed the construction of the massive railway bridge over the Ohio River, connecting Louisville and New Albany, Indiana. The bridge still stands today and is listed on the National Register of Historic Places.

3. In 1945, the Kentucky Derby was held on April 25, marking the first time in history that the race was run on that date. The winner that year was a horse named Hoop Jr.

4. The infamous Hatfield-McCoy feud, which lasted for decades and resulted in numerous deaths and acts of violence, had its roots in a dispute over a hog on April 25, 1878. This incident eventually led to the full-blown feud and is known as the "Hog Trial."

5. On April 25, 1933, the state of Kentucky opened its first state park, located in Pineville. Pine Mountain State Resort Park is still a popular destination today, featuring hiking trails, outdoor recreation, and a variety of accommodations.