1. On August 22, 1864, renowned poet Emily Dickinson wrote a letter to Thomas Wentworth Higginson, a prominent literary figure of the time. The letter is now a prized possession of the Amherst College Library in Massachusetts and is considered one of Dickinson's most revealing letters.

2. In 1906, Amelia Earhart, the first female aviator to cross the Atlantic Ocean, was born in Atchison, Kansas. She would later make several stops and public appearances in New Hampshire, including a visit to Concord in 1933.

3. August 22, 1947, marked the establishment of the University of New Hampshire School of Law, previously known as Franklin Pierce Law Center. It is now a part of the University of New Hampshire and is known for its respected programs in intellectual property and international criminal law.

4. The August 22, 1969, issue of the New Hampshire Sentinel mentioned a significant milestone in the construction of the new Manchester-Boston Regional Airport. The airport was completed in 1970 and remains a vital transportation hub for the region.

5. On August 22, 1999, Mount Washington, the highest peak in the Northeastern United States, experienced a bitter cold snap. Temperatures on the summit dropped to -11°F, with wind gusts exceeding 120 miles per hour. This event underscores the importance of weather forecasting and monitoring for both local residents and visitors to the state's natural attractions.