1. On July 28, 1868, Mississippi was readmitted to the Union after the Civil War. The state had been under military control since the end of the war, and its readmission signaled the end of Reconstruction in Mississippi.

2. On July 28, 1932, the Mississippi Flood of 1932 reached its peak. The flood, which affected much of the Midwest and South, was the most destructive flood in American history at the time, with over 23,000 square miles of land flooded.

3. On July 28, 1959, pioneering journalist Ida B. Wells died in Chicago. Wells was born in Holly Springs, Mississippi, and was an early and influential voice in the civil rights movement. She is known for her work against lynching and for her advocacy of women's suffrage.

4. On July 28, 1989, former Mississippi Governor William F. Winter was appointed to the National Commission on Excellence in Education by President George H.W. Bush. The commission was tasked with studying the state of education in America and making recommendations for reform.

5. On July 28, 2017, Republican Governor Phil Bryant signed a law allowing churches in Mississippi to have armed security guards or to allow members to carry guns on the premises. The law was controversial, with critics arguing that it could lead to more violence in places of worship.