1. Statehood: On May 31, 1796, Tennessee became the 16th state to join the Union. This was an important moment in the history of the state and the nation as it marked the first time a colony became a state outside of the original 13.

2. Andrew Johnson: On May 31, 1865, Andrew Johnson, who was then Vice President of the United States, arrived in Nashville to take the oath of office as the 17th President of the United States. Johnson was from Tennessee and served the state as Governor before becoming a U.S. Senator.

3. Dolly Parton: Born on January 19, 1946, in a small cabin in Sevier County, Dolly Parton is an iconic country singer, songwriter, and businesswoman who has made a significant impact on the state of Tennessee. On May 31, 1986, Parton opened Dollywood, a theme park in Pigeon Forge, Tennessee, which has since become one of the top tourist attractions in the state.

4. Civil Rights: On May 31, 1964, the U.S. Senate passed the Civil Rights Act of 1964, which outlawed discrimination based on race, color, religion, sex, or national origin. This historic legislation was a significant step toward racial equality and civil rights in the United States.

5. Music City Walk of Fame: Since 2006, the Music City Walk of Fame has honored musicians and industry professionals who have made significant contributions to the music industry in Nashville, Tennessee. On May 31, 2012, the Walk of Fame added four new inductees, including songwriter Mark James, singer-songwriter Buddy Miller, and posthumous inductions for legendary musician and producer Chet Atkins and gospel music pioneer Dr. Bobby Jones.