1. 1739: The first militia company, Provincial Company No. 65, was organized in Acworth, New Hampshire. This militia was responsible for the defense of the colony and played a vital role in the American Revolution.

2. 1816: Alexander Ladd, a prominent businessman and politician from Portsmouth, was born. He served as Governor of New Hampshire from 1893 to 1895, and oversaw the construction of several important infrastructure projects, including the Manchester & Lawrence Railroad.

3. 1884: The statue of Revolutionary War General John Stark, which stands in front of the State House in Concord, was dedicated. Stark is known for his role in the Battle of Bennington, where he defeated a larger force of British troops.

4. 1936: The Mount Washington Hotel, located in Bretton Woods, opened its doors for the first time. This iconic hotel has played host to several notable events, including the Bretton Woods Conference in 1944, which established the World Bank and International Monetary Fund.

5. 2008: President Barack Obama held a campaign rally at the Verizon Wireless Arena in Manchester, New Hampshire. This event marked Obama's final campaign stop in the state before the 2008 presidential election, which he ultimately won.