sentences:  After several organizational changes and the establishment of the United States Army Air Forces in 1942, Sixth Air Force became the controlling Air Force command authority for USAAF activities in the Caribbean, as well as in Central and South America.Through all these redesignations it was part of the Caribbean Defense Command, (10 February 1941 – 1 November 1947), which was the senior United States Army headquarters in the Canal Zone.The Caribbean Interceptor Command, was the Air Force component (10 February 1941 – 17 October 1941) of the CIC until being inactivated and replaced by VI Interceptor Command.