1. Jean Lafitte's birthday: On December 27, 1780, the infamous privateer and pirate, Jean Lafitte, was born in Bayou Barataria, Louisiana. Lafitte operated in the Gulf of Mexico and attacked ships from the Spanish Main to the Caribbean. He is often celebrated as a hero in Louisiana for his assistance during the Battle of New Orleans.

2. Louisiana Purchase Exhibition: In 1904, the Louisiana Purchase Exhibition, also known as the St. Louis World's Fair, opened. The exhibition's purpose was to celebrate the centennial of the Louisiana Purchase and showcase the advancements of the United States since that time. Louisiana was well represented at the fair with exhibits promoting its natural resources, history, and culture.

3. Hurricane Audrey: On December 27, 1957, Hurricane Audrey made landfall in southwest Louisiana, causing widespread devastation and loss of life. The storm, which had intensified quickly in the Gulf of Mexico, was particularly deadly due to the lack of warning and evacuation procedures in place at the time.

4. Tommy Casanova's birthday: Tommy Casanova, a former NFL and LSU football player, was born on December 27, 1950, in New Orleans. Casanova is considered one of the greatest defensive backs in LSU history and was inducted into the College Football Hall of Fame in 1995.

5. Louisiana Constitution signed: On December 27, 1845, Louisiana's second constitution was signed into law. The constitution of 1845 established a bicameral legislature, clarified the separation of powers, and set restrictions on voting eligibility. This constitution remained in effect until 1852 when it was replaced by the current constitution.