1. On January 6, 1759, the first theater in Baltimore, Maryland, was opened. Known as the "South's Best Playhouse," the theater was designed by architect William Buckland and could accommodate over 600 people.

2. In 1838, a massive fire broke out in Annapolis, Maryland, on January 6, destroying over 50 buildings in the downtown area. The fire was started accidentally by a young boy who was playing with a candle.

3. January 6, 1911, marked the first use of airplanes in aeronautical experiments at the Glenn L. Martin Company in Middle River, Maryland. Glenn L. Martin went on to become a pioneer in aviation, founding the Glenn L Martin Company, which produced military aircraft during World War II.

4. On January 6, 1926, the first radio broadcast of the Maryland General Assembly took place. Listeners across the state were able to hear live coverage of the legislative session for the first time, marking a significant moment in the history of Maryland politics.

5. In 1942, the US Army established Camp Ritchie in Washington County, Maryland, on January 6. The camp was used as a military intelligence training site during World War II and helped to develop the skills of many soldiers who served in the war. Today, the site is home to the Army's Intelligence and Security Command.