1. On June 20, 1863, the Battle of Hoover's Gap took place during the Civil War. Confederate forces attempted to stop the Union army's advance toward Chattanooga but were ultimately unable to do so, resulting in a Union victory.

2. The Tennessee State Constitution was ratified on June 20, 1796, making Tennessee the 16th state in the United States.

3. June 20, 1967, marked the day that James Meredith embarked on his "March against Fear" from Memphis to Jackson in an effort to encourage Black voter registration. The march gained national attention after Meredith was shot and wounded on the second day.

4. In 1949, the first broadcast of the Nashville-based country music show "Grand Ole Opry" aired on television on June 20.

5. The Chattanooga Choo Choo Hotel opened on June 20, 1973, in a refurbished train station. The hotel includes rooms in authentic sleeper cars and dining in a converted dining car, providing visitors with a unique experience.