1. In 1865, the Battle of Nashville, a major American Civil War battle, took place in Tennessee. Union forces under General George H. Thomas defeated Confederate forces under General John Bell Hood.

2. On March 22, 1899, the Tennessee coal mine explosion occurred in Tracy City, killing 70 miners. The disaster prompted calls for safer working conditions and led to increased regulations in the mining industry.

3. The Great Smoky Mountains National Park, located partially in Tennessee, was established on March 22, 1934. The park is known for its natural beauty, diverse wildlife, and popular hiking trails.

4. On this day in 1945, Ada Jenkins, a civil rights pioneer in Tennessee, founded the Ada Jenkins Center in Davidson, which provided social services, education, and job training to members of the community.

5. In 1974, the Tennessee state capitol building was listed on the National Register of Historic Places. The building, located in Nashville, was completed in 1859 and is notable for its Greek Revival architecture and prominent statue of Andrew Jackson.