The 3rd Connecticut Regiment was authorized on 16 September 1776 and was organized between 1 January - April 1777 of eight companies of volunteers from the counties of Windham and Hartford in the state of Connecticut. On 3 April 1777 it was assigned to the 1st Connecticut Brigade in the Highland's Department. The brigade was reassigned to the Main Continental Army on 15 June 1777 and reassigned back to the Highland's Department on 2 July 1777. The regiment would see action in the New York Campaign.