 Complete the following phrase:  The 6th Marine Regiment also referred to as 6th Marines is an infantry regiment of the United States Marine Corps based at Marine Corps Base Camp Lejeune, North Carolina. The regiment falls under the command of the 2nd Marine Division of the II Marine Expeditionary Force. Its combat history dates back to World War I when they were part of the American Expeditionary Force. They fought in the Pacific Theater in World War II, most notably at the battles of Guadalcanal, Tarawa, 