Command, 1 December 1969 Air Defense Tactical Air Command, 1 October 1979 First Air Force, 6 December 1985 – 30 September 1990 Stations Malmstrom Air Force Base, Montana, 19 November 1969 Griffiss Air Force Base, New York, 1 December 1983 – 30 September 1990 Components Sectors Northeast Air Defense Sector: 1 July 1987 – 30 September 1990 Southeast Air Defense Sector: 1 July 1987 – 30 September 1990 Groups 778th Air Defense Group, 1 March 1970 – 1 January 1974 Havre Air Force Station, Montana 779th Air Defense Group, 1 March 1970 – 1 February 1974 Opheim Air Force Station, Montana 780th Air Defense Group, 1 March 1970 – 1 January 1974 Fortuna Air Force Station, North Dakota Squadrons Evaluation Squadrons 17th Defense Systems Evaluation Squadron, 1 July 1974 – 13 July 1979 Malmstrom Air Force Base, Montana 4677th Defense Systems Evaluation Squadron, 2 October 1972 – 1 July 1974 Malmstrom Air Force Base, Montana Interceptor Squadrons 5th Fighter-Interceptor Squadron, 19 November 1969 – 1 June 1983 Minot Air Force Base, North Dakota, 19 November 1969 – 15 April 1971 18th Fighter-Interceptor Squadron Grand Forks Air Force Base, North Dakota 460th Fighter-Interceptor Squadron, 16 April 1971 – 30 June 1974 Grand Forks Air Force Base, North Dakota 49th Fighter-Interceptor Squadron, 23 September 1983 – 7 July 1987 Griffiss Air Force Base, New York 71st Fighter-Interceptor Squadron, 19 November 1979 – 1 July 1971 Malmstrom Air Force Base, Montana 319th Fighter-Interceptor Squadron, 1 July 1971 – 30 April 1972 Malmstrom Air Force Base, Montana 87th Fighter-Interceptor Squadron, 23 September 1983 – 1 October 1985 K.I. Sawyer Air Force Base, Michigan Radar Squadrons 694th Radar Squadron Lewistown Air Force Station, Montana, 19 November 1969 – 30 June 1971 778th Radar Squadron, 19 November 1969 – 1 March 1970, 1 January 1974 – 29 September 1979 Havre Air Force Station, Montana 779th Radar Squadron, 19 November 1969 – 1 March 1970, 1 February 1974 – 29 September 1979 Opheim Air Force Station, Montana 780th Radar Squadron, 19 November 1969 – 1 March 1970, 1 January 1974 – 29 September 1979 Fortuna Air Force Station, North Dakota 785th Radar Squadron, 19 November 1969 – 30 December 1979 Finley Air Force Station, North Dakota 786th Radar Squadron, 19 November 1969 – 29 September 1979 Minot Air Force Station, North Dakota Emblem "Per quarter fimbriated or, first quarter chequy alternating sable and argent, second and third