1. October 4, 1802: The New Hampshire state legislature convened a special session to elect a new governor following the resignation of Governor John Langdon. The legislature elected Governor George Sullivan to fill the position, making him the 9th governor of New Hampshire.

2. October 4, 1855: The Canterbury Shaker Village opened in Canterbury, New Hampshire. The village was home to a thriving Shaker community and served as a center for religious, social, and economic activity.

3. October 4, 1905: The New Hampshire Historical Society was established in Concord, New Hampshire. The society aims to collect, preserve, and share the history of New Hampshire and its people.

4. October 4, 1950: The first game was played at the newly constructed Memorial Field in Hanover, New Hampshire. The field was home to the Dartmouth College football team and is considered to be one of the most scenic and historic football stadiums in America.

5. October 4, 2009: The New Hampshire Fisher Cats baseball team won the Eastern League championship. The team, based in Manchester, New Hampshire, is the Double-A affiliate of the Toronto Blue Jays and has won multiple championships in its history.