1. In 1812, the Louisiana legislature passed a resolution to establish a State Bank of Louisiana, which became the first state-chartered bank in the United States. This move was part of an effort to strengthen the economy of the new state and encourage business development.

2. On March 23, 1861, Louisiana became the sixth state to secede from the Union and join the Confederacy during the American Civil War. This decision was made by a vote of the state's secession convention, which cited concerns over the issue of slavery as well as states' rights.

3. In 1901, the Port of New Orleans was officially opened after a $4.5 million overhaul and reconstruction project. The port, which is located at the mouth of the Mississippi River, has since become one of the busiest and most important ports in the United States.

4. On March 23, 2011, a major tornado outbreak struck Louisiana and other southern states, causing widespread damage and multiple fatalities. The storms produced several tornadoes, including several EF3 and EF4 storms that caused significant destruction and loss of life.

5. In 2018, Louisiana Governor John Bel Edwards signed into law a bill that raised the age of juvenile jurisdiction from 17 to 18 in the state. This move was aimed at reforming the state's criminal justice system and reducing the number of young people who are automatically tried and sentenced as adults.