1. Mississippi's first ever governor was inaugurated on October 31, 1817. Governor David Holmes was sworn into office on this day, marking an important milestone in Mississippi's early history.

2. Mississippi's Civil War history is also tied to October 31. In 1864, Confederate General Nathan Bedford Forrest led an attack on the Union-held town of Johnsonville, Tennessee. The attack was part of a larger campaign by the Confederates to disrupt Union supply lines along the Tennessee River.

3. On October 31, 1887, Mississippi State University held its first ever homecoming celebration. The event included a parade, football game, and other festivities, and has become a beloved tradition at the school.

4. October 31, 1960 marked the end of one of the most infamous trials in Mississippi history. James Meredith, an African American man, was finally admitted to the University of Mississippi after a lengthy legal battle. His enrollment was met with violent protests, and federal troops were brought in to quell the unrest.

5. On October 31, 1999, a F3 tornado struck the town of Yazoo City, Mississippi, causing significant damage. The tornado was part of a larger outbreak that affected many Southern states, and was responsible for several fatalities and injuries.