1. In 1920, the Louisiana state legislature passed a law establishing the Louisiana Geological Survey. This organization is responsible for conducting research and mapping the state's geology, as well as providing information and advice on natural resource exploration and management.

2. May 16, 1960 marked the opening of the Delta Dome in New Orleans, which was the city's first indoor football stadium. The dome, which seated 10,000 people, was built to be used by the Tulane University football team, but was also used for other events such as concerts and boxing matches.

3. In 1983, on May 16th, the Louisiana House of Representatives passed a bill making the crawfish the official state crustacean. This legislation was intended to recognize the importance of crawfish to Louisiana's culture and economy, as the state produces more than 90 percent of the country's crawfish supply.

4. On May 16, 1868, John W. Jacks established the Jacksboro Gazette, the first newspaper in the town of Jacksboro, Louisiana. The paper was known for its coverage of local news and events, as well as its support of Confederate veterans' organizations.

5. May 16, 1812 marked the beginning of the Battle of Bayou Pierre, fought between American and British forces during the War of 1812. The battle took place near Natchitoches, Louisiana and resulted in an American victory, with British forces retreating after suffering heavy losses.