May 17 is an auspicious day in Tennessee history, signifying several important events and milestones. Here are five interesting facts about May 17 in Tennessee history:

1) In 1796, Tennessee officially became the 16th state to join the Union, as the U.S. Congress approved its statehood. This event marked a significant moment in the history of the newly-formed United States of America.

2) In 1861, the state of Tennessee seceded from the Union, becoming the last state to do so before the outbreak of the American Civil War. Tennessee's decision to secede was prompted by its pro-slavery stance and support for the Confederacy.

3) In 1897, the Tennessee Centennial Exposition opened in Nashville, celebrating Tennessee's 100th year of statehood. The Exposition featured exhibits, performances, and events showcasing Tennessee's history, culture, and achievements.

4) In 1954, the landmark United States Supreme Court case Brown v. Board of Education was decided, striking down racial segregation in public schools. The case had particular significance for Tennessee, where the struggle for desegregation had been ongoing since the 1950s.

5) In 2003, the Tennessee Titans played their final home game at Adelphia Coliseum, now known as Nissan Stadium. The Titans would move to their new home, Nissan Stadium, the following season, marking a significant moment in the history of Tennessee sports.