1. On January 31, 1958, the first successful U.S. satellite, Explorer 1, was launched into orbit from Cape Canaveral in Florida. This historic achievement paved the way for future space exploration and research.

2. In 1970, the city of Miami was hit by a major tornado on January 31, causing extensive damage to buildings and infrastructure. The tornado resulted in 5 deaths and numerous injuries.

3. On January 31, 1865, Union troops captured the city of Tallahassee, effectively ending Confederate control of Florida during the Civil War. This event marked a turning point in the war and helped to secure victory for the Union.

4. In 1999, the Super Bowl was held in Miami on January 31, with the Denver Broncos defeating the Atlanta Falcons in Super Bowl XXXIII. This was the second time that Miami had hosted the Super Bowl and the first time that it had been held in January.

5. On January 31, 1929, the famous former gangster Al Capone was arrested in Miami on charges of contempt of court. Capone was known for his involvement in organized crime and was eventually sentenced to prison for tax evasion.