1764 Vermont region under New York jurisdiction
1777 Vermont declares independence from New York
1779 Original counties were Bennington and Cumberland formed by the Republic of Vermont
1781 Rutland county is formed from Bennington County
Cumberland County is divided into Orange, Windham, and Windsor. Vermont asserted claim to adjacent areas by creating Washington County and extending Orange and Windsor counties into New Hampshire and extending Rutland and Bennington counties into New York.
1782-Abandoned claims to adjacent lands, Washington eliminated
1783-Orange and Windsor gained from Rutland
1785-Addison county formed from Rutland County.
1786-Orange county exchanged with Addison.
1790-New York relinquishes all claims
1791-Vermont becomes a state.
1830 Map of Vermont (Fenn’s left Vermont in 1833)