As an AI language model, I don't have personal opinions or beliefs. However, here are the 5 interesting facts about April 24 in Maryland history:

1. In 1884, the Maryland Historical Society was founded in Baltimore with the mission of collecting, preserving, and interpreting the state's history and heritage.

2. On April 24, 1896, the Maryland Agricultural College (now the University of Maryland, College Park) played its first intercollegiate football game against the University of Virginia. Maryland lost the game 6-0.

3. The founding of the United States Naval Academy in Annapolis, Maryland was authorized on April 24, 1800, by President John Adams. The academy officially opened its doors on October 10, 1845.

4. On April 24, 1861, just days after the start of the Civil War, Union soldiers in Baltimore were attacked by Confederate sympathizers while trying to travel through the city by train. The event became known as the Baltimore riot of 1861 and resulted in the deaths of several soldiers and civilians.

5. In 1963, the first successful manned spaceflight was completed by NASA astronaut Gordon Cooper. Cooper piloted the Faith 7 spacecraft for a 22-orbit mission over a 34-hour period. Cooper was born in Shawnee, Oklahoma, but later moved to Baltimore, Maryland, where he attended high school.