1. In 1944, Tennessee played a significant role in the D-Day invasions. Soldiers from the 101st Airborne Division, better known as the "Screaming Eagles," were stationed at Camp Toccoa in Georgia but trained extensively at Camp Mackall in North Carolina and Camp Forrest in Tennessee before being deployed to Normandy.

2. On June 6, 1832, Andrew Jackson delivered his famous nullification proclamation to the people of South Carolina. The proclamation, which threatened to use military force to prevent the state from defying federal authority, helped to uphold the supremacy of the federal government.

3. On June 6, 1861, Tennessee voted to secede from the Union, becoming the last state to do so before the outbreak of the Civil War. This decision came after several months of wavering between secessionist and unionist sentiments.

4. In 1948, the Great Smoky Mountains National Park was officially dedicated by President Harry S. Truman on June 6. Today, the park is a popular destination for hikers, campers, and nature enthusiasts from around the world.

5. On June 6, 1968, civil rights leader Robert F. Kennedy was assassinated at the Ambassador Hotel in Los Angeles, California. Although Kennedy was not born in Tennessee, he frequently visited the state during his political career and was known for his tireless advocacy for civil rights and social justice.