1. Ethan Allen's capture: February 22, 1775, marks the day when Ethan Allen, leader of the Green Mountain Boys, captured Fort Ticonderoga with the help of Benedict Arnold. This event is considered a significant victory in the Revolutionary War and played a crucial role in securing the Northeastern states' freedom.

2. Vermont becomes a state: On February 22, 1791, Vermont became the fourteenth state admitted to the union. It was the first state to join the Union after the original thirteen colonies.

3. Railroads in Vermont: On February 22, 1843, Vermont's first stretch of railroad between Bellows Falls and Windsor was completed. This infrastructure development helped with the transportation of goods and opened up the state to more economic opportunities.

4. Vermont's first female state senator: On February 22, 1955, Avis G. Stewart became Vermont's the first female state senator. She served for six years and was a prominent advocate for women's and children's issues in the state.

5. Vermont's Civil Union Act: On February 22, 2000, Vermont became the first state in the United States to legalize civil unions between same-sex partners. The civil union act gave same-sex couples the same legal rights and protections as married couples, paving the way for more states to follow suit in the years that followed.