1. In 1812, Louisiana was admitted as the 18th state of the United States. Prior to this, it had been an important territory for both the French and the Spanish empires.

2. In 1901, the New Orleans and Carrollton Streetcar Line was officially opened, connecting the communities of New Orleans and Carrollton. The streetcar line played a significant role in the growth and development of these areas.

3. On November 28, 1929, Governor Huey P. Long held the infamous "Round Robin" meeting at the state capital in Baton Rouge. The meeting involved a group of state legislators who signed a petition demanding changes to state government policies. This event laid the groundwork for Long's rise to power as a populist governor.

4. In 1964, singer Fats Domino recorded his hit song "My Girl Josephine" at Cosimo Matassa's studio in New Orleans. Domino was one of the most popular and influential musicians to come out of New Orleans, and his music helped popularize the city's unique R&B sound.

5. In 1973, the Louisiana Superdome opened in New Orleans, becoming one of the world's largest indoor stadiums. The Superdome has been the site of many historic sporting events, including multiple Super Bowls and NCAA Final Four tournaments. It was also used as a shelter during Hurricane Katrina in 2005.