1. Ethan Allen, founder of the Green Mountain Boys, was born on October 18, 1738 in Litchfield, Connecticut. Allen went on to become a key figure in the American Revolution and is remembered for leading the capture of Fort Ticonderoga in 1775.

2. On October 18, 1867, the University of Vermont was officially established in Burlington. Originally chartered as a private college in 1791, the university has since grown into a renowned public institution.

3. Weyerhaeuser Company, one of the world's largest private owners of timberlands, was founded on October 18, 1900 in Rock Island, Vermont. The company went on to expand to multiple countries and is now headquartered in Seattle, Washington.

4. On October 18, 1995, an ice storm hit Vermont, causing widespread power outages and damage to trees and buildings. The storm lasted for several days and left many Vermonters without power or access to basic necessities.

5. In 2020, Vermont made history by becoming the first state to legalize recreational marijuana through the legislative process rather than through a voter referendum. Governor Phil Scott signed the bill into law on October 18, making Vermont the 11th state to legalize marijuana for adult use.