1. On January 15, 1806, Andrew Jackson was appointed as commander of the Louisiana militia by Governor William C.C. Claiborne. This appointment proved crucial during the War of 1812 as Jackson's leadership helped secure victory for the United States.

2. In 1861, Louisiana became the sixth state to secede from the United States and join the Confederacy. The decision was made at a special convention held in Baton Rouge on January 15.

3. On January 15, 1919, the Great Molasses Flood occurred in Boston, Massachusetts, killing 21 people and injuring over 150. Although it did not happen in Louisiana, many people from Louisiana were living in or visiting Boston at the time of the disaster.

4. In 1971, the New Orleans Saints played their first ever playoff game, against the Minnesota Vikings. Although the Saints were defeated 20-9, it was a historic moment for the team and their fans.

5. January 15, 2018 marked the 20th anniversary of the start of the Endymion Extravaganza, a Mardi Gras event featuring music, dancing, and elaborate floats. The Endymion parade is one of the largest and most popular Mardi Gras parades in New Orleans, drawing crowds of over 100,000 people each year.