1. On November 23, 1804, the Louisiana Purchase was ratified by the United States Senate, doubling the size of the country and paving the way for the statehood of Louisiana in 1812.

2. On November 23, 1876, the Battle of Liberty Place took place in New Orleans, as members of the White League, a paramilitary group opposed to Reconstruction and black political power, attempted to overthrow the state government. The rebellion failed, but the violence underscored the racial tensions that persisted in the state for decades.

3. In 1936, Huey P. Long, the controversial governor and senator from Louisiana, was assassinated in the state capitol building in Baton Rouge. Long's populist policies and flamboyant personality made him a divisive figure in Louisiana politics, but his legacy still reverberates in the state's political and cultural landscape.

4. November 23, 1976, marked the dedication of the Louisiana Superdome in New Orleans, which served as the home of the NFL's Saints and the site of numerous major sporting events, concerts, and other cultural events over the years.

5. On November 23, 2015, Louisiana was hit by severe flooding that affected more than 30,000 people and caused over $8 billion in damage. The disaster underscored the state's vulnerability to natural disasters and the need for investment in infrastructure and disaster preparedness.