1. On April 13, 1940, the Mississippi State College football team was involved in a tragic bus accident near Macon, Mississippi. The accident killed three players and one assistant coach, and injured several others.

2. On April 13, 1964, civil rights activist Bob Moses launched the Freedom Summer Project, which aimed to register African American voters in Mississippi. The project was met with violent opposition from white supremacists and resulted in several deaths, including the infamous murders of three civil rights workers.

3. On April 13, 1984, Mississippi poet and novelist Eudora Welty was awarded the Pulitzer Prize for Fiction for her novel "The Optimist's Daughter." Welty, who was born and raised in Jackson, Mississippi, is regarded as one of the most important Southern writers of the 20th century.

4. On April 13, 1997, the Mississippi Braves Minor League Baseball team played their first ever home game at Trustmark Park in Pearl, Mississippi. The team, which is an affiliate of the Atlanta Braves, has been a fixture of the Mississippi sports scene ever since.

5. On April 13, 2021, Mississippi Governor Tate Reeves announced that he would be lifting all COVID-19 restrictions on businesses and gatherings, citing declining case numbers and increasing vaccination rates. The move was criticized by some health officials and advocates, who argued that it was premature and could lead to a resurgence of the virus.