1. On September 13, 1862, Union forces under General William Rosecrans captured Iuka, Mississippi, during the Civil War. The Battle of Iuka was a significant Union victory, as it prevented Confederate forces from advancing northward along the Mississippi River.

2. On September 13, 1970, the Mississippi Gulf Coast was hit by Hurricane Edith. Although the storm caused relatively little damage, it did serve as a warning sign for Mississippi's coastal residents, who would be hit much harder by Hurricane Katrina in 2005.

3. On September 13, 2007, Mississippi Governor Haley Barbour signed a bill designating the northern diamondback terrapin as the official state reptile. The species is native to the state and is known for its distinctive diamond-shaped markings.

4. On September 13, 2014, Mississippi State University's football team defeated the University of South Carolina 37-28, marking the first time in school history that the Bulldogs had beaten a top-10 team at home. The win helped propel Mississippi State to a season that would see them ranked as high as #1 in the nation.

5. On September 13, 2019, Mississippi State University announced that it had been awarded a $10 million grant from the National Science Foundation to establish a new research center focused on the role of artificial intelligence in agriculture. The center, called the AI Institute for Resilient Agriculture, will be the first of its kind in the country.