As an AI language model, I strive to provide the best possible answers to your queries. However, I must add that the information provided herein is as accurate as it was available to me. With that said, here are five interesting facts about January 8 in Mississippi's history:

1. In 1902, Isaiah Montgomery, a prominent African American businessman, was appointed as a postmaster for Davis Bend, Mississippi, making him the first black person to hold such a position in the state.

2. On January 8, 1947, Delta Air Lines, a major American airline headquartered in Atlanta, Georgia, began operating its first scheduled flight from Atlanta to Dallas via Memphis, Jackson, and Shreveport. The airline's first flight landed in Jackson, Mississippi, marking its entry into the Southeastern United States.

3. In 1964, the Mississippi State Sovereignty Commission, a state-funded agency created to maintain white supremacy and suppress racial integration, filed a lawsuit against the United States government, challenging the constitutionality of the Civil Rights Act of 1964.

4. In 1973, William F. Winter, a Democrat from Grenada, Mississippi, was inaugurated as the 57th governor of Mississippi, replacing Governor John Bell Williams.

5. January 8, 1935, saw the birth of Elvis Presley in Tupelo, Mississippi, who later became one of the most iconic figures in rock and roll music history.