1. On November 22, 1862, Union forces under the command of Major General Nathaniel P. Banks attacked the Confederate defenses at Port Hudson, Louisiana. The battle was part of the larger Vicksburg Campaign during the American Civil War and lasted for six weeks before the Confederate garrison surrendered.

2. In 1898, Louisiana Governor Murphy J. Foster Sr. signed the state's first anti-trust law on November 22. The legislation sought to prevent companies from monopolizing industries and using unfair trade practices to stifle competition.

3. Jazz legend Louis Armstrong was born in New Orleans on November 22, 1901. Armstrong's innovative trumpet playing and unique vocal style made him one of the most influential musicians of the 20th century.

4. On November 22, 1963, President John F. Kennedy was assassinated in Dallas, Texas. The tragic event had a profound impact on Louisiana, particularly in the city of New Orleans, where Kennedy had visited just weeks before his death.

5. The Louisiana Purchase Treaty, which doubled the size of the United States and opened up vast new territories to exploration and settlement, was signed on November 22, 1803. The treaty, negotiated by US President Thomas Jefferson and French Emperor Napoleon Bonaparte, helped shape the future of the United States and solidify its position as a global superpower.