1. In 1803, the Louisiana Purchase Treaty was signed in Paris, France, allowing the United States to acquire over 800,000 square miles of land from France, including Louisiana.

2. In 1864, the Battle of Calcasieu Pass took place during the Civil War, with Confederate forces defeating Union troops in southwestern Louisiana.

3. In 1927, a devastating flood occurred throughout Louisiana, caused by heavy rainfall and the failure of levees along the Mississippi River. It resulted in the displacement of hundreds of thousands of people.

4. In 1962, pioneering astronaut Wally Schirra became the first person to fly solo around the world, landing in Baton Rouge for a refueling stop on his six-day journey.

5. In 2018, Louisiana State University sports radio announcer Jim Hawthorne retired after calling more than 400 football and basketball games over a 37-year career.