1. St. Patrick's Day
March 17th is St. Patrick's Day, a day of celebrating Irish heritage and pride. In New Hampshire, cities like Manchester hold large St. Patrick's Day parades with floats, bagpipe bands, and dancers.

2. The Leap Year Blizzard of 1888
In 1888, New Hampshire experienced a massive snowstorm that began on March 11th and lasted for several days. The storm dumped over 20 inches of snow in some parts of the state and caused severe damage to telegraph wires and railroad tracks.

3. The Celebrated Case of Arthur Hewett
On March 17, 1897, Arthur Hewett of Grafton was acquitted of murder charges. Hewett had been accused of killing a wealthy farmer and was defended by Clarence Darrow, who later became famous for defending John Scopes in the Scopes Monkey Trial.

4. The First Women's Run for Legislature
On March 17, 1922, New Hampshire held its first women's race for positions in the state legislature. This was a significant moment in women's suffrage and political history, as women sought more opportunities to participate in government.

5. The Town of Colebrook Votes against Daylight Saving Time
On March 17, 1969, the town of Colebrook in New Hampshire held a referendum and voted against Daylight Saving Time. The town argued that the annual time shift was unnecessary and caused inconvenience for farmers and other rural residents.