Below are some interesting facts about March 19 in District of Columbia history:

1. In 1861, the Confederate government of Jefferson Davis was inaugurated in Montgomery, Alabama. This event marked the beginning of the American Civil War, which had a significant impact on the District of Columbia, as it was situated in the heart of the conflict.

2. In 1917, the National Guard was mobilized to protect the capital during World War I. This led to a significant increase in military presence in the District of Columbia, which continued throughout the war.

3. In 1931, the Star-Spangled Banner became the official national anthem of the United States. The song was written by Francis Scott Key during the War of 1812 and was inspired by the flag that flew over Fort McHenry in Baltimore during the Battle of Baltimore.

4. In 1941, the National Gallery of Art opened its doors to the public. The museum is home to thousands of works of art, including paintings, sculptures, and decorative arts, and is one of the most visited art museums in the world.

5. In 1977, the first DC Funk Parade was held. This annual event celebrates the rich cultural history of the District of Columbia and features live music, dancing, and a parade that winds through the streets of the U Street Corridor.