Independence Township is set off from Hardwick. 1792 Vernon Township was set off from Hardyston. 1797 Frankford Township was set off from Newton. 1798 Byram Township was set off from Newton. Jun 1812 Mary COLE was hanged for murdering her mother .
Warren County is set off from Sussex County.
Stillwater and Green Townships are set off from Hardwick within the borders of Sussex County. Hardwick within the borders of Warren County. Sparta Township was set of from parts of Hardyston, Newton and Byram. Lafayette is set off from Newton and Frankford. The first Sussex County Agricultural Fair and Exhibition was held.