The 1st American Regiment was originally raised during the Seven Years' War by Robert Rogers and were better known as Roger's Rangers. They were re-raised by Rogers in 1776, and served to 1784. Today they are part of the Canadian Army as The Queen's York Rangers (1st American Regiment) (RCAC). The Seven Years War (1754 and 1756â1763) pitted Great Britain, Prussia and Hanover against France, Austria, Russia, Sweden, and Saxony. ... Robert Rogers may refer to: Robert Rogers (1864-1936), Canadian politician Robert Rogers, 18th century British officer and explorer This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ... Rogers Rangers were a group of colonial militia that fought for the British during the French and Indian War. ... Canadian Forces Land Force Command (LF) is responsible for army operations within the Canadian Armed Forces. ...