| 1638 | |
| 1722 | |
| 1744 | |
| 1758 | | 27 Jul:
British and colonial forces defeat French and Canadian forces at the Battle of Louisbourg in Nova Scotia.BB CTHist |
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| 1777 | | 15 Jan:
New Connecticut declares its independence from Great Britain and the colony of New York. The name is changed to Vermont in June of that year.History.com UND |
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| 1780 | | 19 May:
Smoke from forest fires cause The Dark Day of 1780.NEHS HI |
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| 1790 | |
| 1791 | |
| 1804 | |
| 1816 | |
The previous year, Mt. Tambora erupted producing so much ash and gas the sunlight was blocked from warming the earth causing the "Year Without Summer".USGS |
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| 1837 | | 25 Feb:
Thomas Davenport receives a patent for the first practical DC electric motor.W I R E D MagLab |
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| 1864 | |
| 1888 | | 11 Mar:
The Great Blizzard of March 1888 or the Great White Hurricane, hits the northeastern United States.HI LoC |
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| 1911 | |
| 1933 | |
| 1938 | |
| 1950 | |
| 1965 | | 9 Nov:
The Northeast Blackout of 1965 is caused by human error.SIMag NEHS |
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| 2000 | | 27 Apr:
Vermont is the first state to legalize civil unions for same-sex couples.USC DN |
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