1. On May 10, 1869, the first transcontinental railroad in the United States was completed at Promontory Summit, Utah. This railroad connected the East Coast with the West Coast and played a significant role in the development of Mississippi as it allowed for easier transportation of goods and people.

2. On May 10, 1913, the Mississippi State Capitol building was officially dedicated in Jackson. This iconic building serves as the seat of government for the state of Mississippi and is a popular destination for tourists.

3. Civil rights activist James Meredith was born on May 10, 1933, in Kosciusko, Mississippi. Meredith is best known for his role in desegregating the University of Mississippi in 1962, a pivotal moment in the civil rights movement.

4. On May 10, 1970, members of the Vietnam War protest movement staged a demonstration at the University of Mississippi. The protest was in response to the National Guard shootings at Kent State University in Ohio, where four students were killed during a demonstration against the Vietnam War.

5. On May 10, 1996, Mississippi Governor Kirk Fordice declared a state of emergency in response to intense flooding caused by heavy rains. The flooding affected many parts of the state and caused significant damage to homes, roads, and bridges. The emergency declaration allowed for increased resources and support to help those affected by the flooding.