1. The Town of Pembroke was officially incorporated on April 1, 1759. Originally part of Concord, Pembroke is named after Henry Herbert, ninth Earl of Pembroke, and was once a thriving industrial town due to its location along the Suncook River.

2. On April 1, 1865, a train carrying the body of President Abraham Lincoln made its way through New Hampshire on its journey from Washington D.C. to Springfield, Illinois. Crowds gathered at train stations along the route to pay their respects to the fallen leader.

3. In 1931, New Hampshire became the first state to sell lottery tickets. The "New Hampshire Sweepstakes" was a way for the state to fund education without raising taxes. The first drawing was held on April 1, 1935, and the grand prize was $100,000.

4. On April 1, 1949, the first commercial airline flight took off from Manchester-Boston Regional Airport. The flight, operated by Northeast Airlines, was bound for New York City and marked a major milestone for the airport and the aviation industry in New Hampshire.

5. The Mt. Washington Observatory, located on the summit of New Hampshire's highest peak, began operation on April 1, 1932. The observatory, which is still in operation today, conducts research on weather patterns and provides valuable data for forecasting and climate studies.