1. On October 27, 1904, the Baltimore fire of 1904 was finally extinguished. The fire had begun on February 7 of that year and destroyed over 1,500 buildings, leaving over 30,000 residents homeless. It is still considered one of the most catastrophic fires in American history.

2. On October 27, 1962, the Cuban Missile Crisis came to a head with a naval blockade of Cuba. Maryland played a pivotal role in this conflict, as Naval Station Norfolk in Virginia and the Patuxent River Naval Air Station in Maryland were major bases for the U.S. Navy's response.

3. On October 27, 1969, the Maryland Court of Appeals ruled in favor of Patricia Ann Keeler, a black woman who was discriminated against by the state government for a promotion. This case became a landmark decision in the fight against discrimination in the workplace.

4. On October 27, 1978, the Maryland Terrapins football team defeated the Miami Hurricanes in a thrilling 42-40 game. This victory was significant for the Terrapins, as Miami was a highly ranked team and Maryland was a relatively unknown program at the time.

5. On October 27, 2002, Baltimore Ravens linebacker Ray Lewis became the first player in NFL history to record over 1,000 tackles in his first seven seasons. Lewis was known as one of the greatest linebackers in NFL history, and this milestone solidified his place in the record books.