 When war with the United Kingdom became imminent in 1807, these four companies, with other volunteers, were temporarily organized as a regiment, commanded by Col. Peter Curtenius, and remained thus detached until 20 April 1809.In 1812 the battalion became the 2nd Battalion, 11th Regiment of Artillery, New York State Militia.In 1812-14 the regiment was deployed in the harbor forts of New York.