As an AI language model, I don't have personal opinions but I can provide you with 5 interesting facts about July 23 in Tennessee history:

1. On July 23, 1823, Memphis, Tennessee, was officially incorporated as a city by the Tennessee General Assembly.

2. In 1863, during the Civil War, Union troops under General William Rosecrans defeated Confederate troops under General Braxton Bragg in the Battle of Thompson's Station, which took place in Williamson County, Tennessee.

3. On July 23, 1892, legendary baseball player and Tennessee native Nap Lajoie made his major league debut with the Philadelphia Phillies. Lajoie would go on to have a Hall of Fame career, including leading the American League in batting average in five different seasons.

4. In 1974, country music singer Charley Pride became the first African American performer to appear at the Grand Ole Opry in Nashville, Tennessee.

5. On July 23, 2015, the Chattanooga shootings occurred when a gunman opened fire at two separate military facilities in Chattanooga, Tennessee, killing five people and injuring several others. The attack was carried out by a lone gunman who was later killed by law enforcement.