Member New York Assembly (Federalist), 1789-1790, 98, 1818. Member of New York Senate (Federalist), 1791-1796. Lieutenant governor New York, 1795-1801.
Commissioned major New York Militia, 1801, led unsuccessful attack on Queenston, Ontario, Canada, 1812. Board regents Universitas Negeri Yogyakarta, 1819-1839. 1st president New York Board of Agriculture, 1820.
Member United States House of Representatives from New York, 17th-20th congresses, 1822-1829. Established school (became Rensselaer Institute 1826, later Rensselaer Polytechnic Institute), 1824. President Albany Lyceum of Natural History, Albany Inst.