1. On June 11, 1861, Tennessee seceded from the Union and joined the Confederacy during the American Civil War. The state was divided over the issue of secession, with East Tennessee, which had few slaveholders, opposed to leaving the Union.

2. On June 11, 1903, the famous Appalachian folk musician, Uncle Dave Macon was born in Smartt Station, Tennessee. He went on to become one of the most popular performers of his time, performing on the vaudeville circuit and on the Grand Ole Opry.

3. On June 11, 1979, the Knoxville World's Fair opened in Knoxville, Tennessee. The fair was held to celebrate the 1982 World's Fair, which was held in Knoxville. It featured exhibits from around the world and attracted millions of visitors.

4. On June 11, 1986, Tennessee Governor Lamar Alexander signed a landmark education reform bill into law, known as the Education Improvement Act. The law aimed to raise academic standards and improve teacher quality in Tennessee's public schools.

5. On June 11, 2015, Dylann Roof, a white supremacist, opened fire in a historic black church in Charleston, South Carolina, killing nine people. The tragedy had a profound impact on Tennessee, as many churches and communities in the state hosted vigils and prayer services to mourn the victims and denounce racism and hatred.