1. In 1864, Union forces landed at the mouth of the Red River in Louisiana, beginning the Battle of the Red River Campaign during the American Civil War.

2. On July 27, 1903, Beauvoir, the home of Confederate President Jefferson Davis, opened to the public as a museum in Biloxi, Mississippi. Davis spent his last years as a resident of Biloxi, and his former home has become a popular tourist attraction.

3. In 1929, the Huey Long Bridge, now known as the Huey P. Long Bridge, opened to traffic over the Mississippi River in Jefferson Parish, Louisiana. Named for Louisiana governor and U.S. Senator Huey P. Long, the bridge was a major engineering feat and remains an important transportation artery in the region.

4. On July 27, 1938, a major hurricane struck the Louisiana coast, causing extensive damage and loss of life. Known as the "New England Hurricane," the storm is still one of the deadliest and most destructive hurricanes in Louisiana history.

5. In 1984, Louisiana Governor Edwin Edwards was acquitted of charges related to corruption and racketeering, known as the "Riverboat Gambler" trial. The high-profile case had cast a shadow over Edwards' administration and his reputation, but the jury's verdict allowed him to serve out the remainder of his term in office.