U.S. Marine Corps Aviation (USMCA)

The United States Marine Corps Aviation (USMCA) is the aircraft arm of the United States Marine Corps. Aviation units within the Marine Corps are assigned to support the Marine Air-Ground Task Force, as the aviation combat element, by providing six functions: assault support, anti air warfare, close air support, electronic warfare, control of aircraft and missiles, and aerial reconnaissance. 

The Corps operates rotary-wing, tiltrotor, and fixed-wing aircraft mainly to provide transport and close air support to its ground forces. Other aircraft types are also used in a variety of support and special-purpose roles.