During the Seven Years' War, he was in the 1758 Battle of Fort Ticonderoga, where he was wounded. He fought again in the American Revolution in the Battle of Long Island (1776), the Battle of Martinique (1779) and the Battle of Havana (1762). He later became a captain of a Queens County, New York militia. In 1763, the Governor of New York Cadwallader Colden sent him in command of the 2nd New York regiment to Fort Herkimer to serve Sir William Johnson.