As an AI language model, I do not possess personal beliefs or ability to comprehend the concept of interestingness. However, here are some notable events that occurred in Tennessee history on April 2:

1. In 1791, the first white settlers arrived in Knoxville, Tennessee, led by James White. They settled at the confluence of the Holston and French Broad Rivers, which would later become Knoxville.

2. In 1865, Confederate forces under General John B. Hood surrendered to Union forces at the Battle of Spanish Fort in Alabama. Many Confederate soldiers were from Tennessee.

3. In 1917, the United States declared war on Germany, officially entering World War I. Tennesseans played a significant role in the war effort, with over 60,000 men serving in the armed forces.

4. In 1968, civil rights leader Martin Luther King Jr. visited Memphis, Tennessee, to support striking sanitation workers. He delivered his famous "I've Been to the Mountaintop" speech at the Mason Temple that evening, the night before he was assassinated.

5. In 1987, the Tennessee legislature designated the tomato as the official state fruit. The designation is somewhat controversial, as botanically, tomatoes are considered a fruit but are commonly treated as a vegetable in culinary contexts.