1. On February 16, 1784, the New Hampshire Legislature granted Dartmouth College a charter, making it the ninth college in the United States. Today, Dartmouth College is one of the most prestigious Ivy League schools in the country.

2. The New Hampshire State Constitution was ratified on this day in 1784. It is the shortest written state constitution in the United States and has been in effect for over 230 years, longer than any other constitution in the world.

3. On February 16, 1872, the first electric trolley car in the world was demonstrated in Concord, New Hampshire. The vehicle was designed by Thomas Davenport, an inventor from the state who also created the first electric motor.

4. New Hampshire native Christa McAuliffe was chosen to be the first teacher in space on February 16, 1985. Tragically, the Challenger space shuttle carrying McAuliffe and six other crew members exploded shortly after liftoff on January 28, 1986.

5. On February 16, 2005, New Hampshire became the first state in the country to guarantee access to affordable health care for all of its citizens. The program, called Healthy New Hampshire, provides affordable coverage for residents who cannot afford health insurance through their employer or the private market.