1. On August 15, 1919, New Hampshire became the 16th state to ratify the 19th Amendment, granting women the right to vote.

2. On August 15, 1935, the Mount Washington Observatory recorded the highest wind speed ever observed on Earth at the time at 231 mph.

3. On August 15, 1969, rock band Led Zeppelin performed at the Hampton Beach Casino Ballroom in Hampton, New Hampshire, during their first U.S. tour.

4. On August 15, 1975, the iconic Old Man of the Mountain rock formation in the White Mountains collapsed, a symbol of New Hampshire and featured on the state quarter.

5. On August 15, 2000, the town of Franconia unveiled a new memorial to honor New Hampshire native and astronaut Christa McAuliffe, who died in the Challenger space shuttle disaster in 1986.