The 26th Marine Expeditionary Unit (26th MEU) is one of seven Marine Expeditionary Units currently in existence in the United States Marine Corps. The Marine Expeditionary Unit is a Marine Air-Ground Task Force with a strength of about 2,200 personnel. The MEU consists of four major parts: a command element, a ground combat element, an aviation combat element, and a logistics element. Since its establishment in the early 1970s as the 26th Marine Amphibious Unit, the MEU has deployed extensively, and participated in numerous combat and contingency operations, as well as training exercises. The 26th MEU is based out of Marine Corps Base Camp Lejeune, North Carolina.