1. Vermont Constitution Day: On September 14, 1777, Vermont established its own constitution in Windsor, Vermont, making it the first state to abolish slavery and provide for universal male suffrage.
2. Vermont State Fair Begins: The Vermont State Fair, one of the largest agricultural fairs in the United States, begins annually on the Friday before Labor Day in September, which may fall on September 14th.
3. Gubernatorial Assassination Attempt: In 1853, a man named Samuel Whalton attempted to assassinate the governor of Vermont, John S. Robinson, with a knife in a hotel in Montpelier. The governor survived but was wounded and Whalton was convicted of attempted murder.
4. First Outdoor Hockey Game: The first documented outdoor hockey game in the United States was played on Lake Champlain in Burlington, Vermont on September 14, 1886, between the Dartmouth College and McGill University. The game was played without a goalie and Dartmouth won 1-0.
5. Green Mountain Club Founded: On September 14, 1910, a group of Vermonters founded the Green Mountain Club, a non-profit organization dedicated to preserving and maintaining the Long Trail, a 273-mile hiking trail that runs the length of Vermont. The club also maintains other hiking trails around Vermont.