air defense en
41Detroit Air Defense Sector — Emb …
42Duluth Air Defense Sector — Emblem of the Duluth Air Defense Sector …
43Oklahoma City Air Defense Sector — Emblem of the Oklahoma City Air Defense Sector …
44Eastern Air Defense Force — Infobox Military Unit unit name= Eastern Air Defense Force Air Defense Command caption= F 102A assigned to the Florida ANG dates= 1949 1960 country= United States allegiance= branch= United States Air Force type= role= Air Defense size= command… …
45Chicago Air Defense Sector — Emblem of the Chicago Air Defense Sector …
46Minot Air Defense Sector — Emblem of the Minot Air Defense Sector …
47108th Air Defense Artillery Brigade (United States) — Infobox Military Unit unit name=108th Air Defense Artillery Brigade caption=108th Air Defense Artillery Brigade shoulder sleeve insignia dates=Oct, 1923 Dec, 1945 Sept, 1956 April, 1960 May, 1967 Nov, 1971 1974 08 26 Present country=U.S.… …
48Northeast Air Defense Sector — Infobox Military Unit unit name= Northeast Air Defense Sector caption= Northeast Air Defense Sector Emblem dates= 1960 Present country= United States allegiance= branch= United States Air Force type= role= Air Defense size= command structure=… …
49Medium Extended Air Defense System — (MEADS) is a military project intended to replace the aging Patriot missile system through a NATO managed development. The USA, Germany and Italy are contributing toward the project. France, though initially in the project, withdrew some time ago …
50Man-portable air-defense systems — An SA 7 in use Man portable air defense systems (MANPADS or MPADS) are shoulder launched surface to air missiles (SAMs). They are typically guided weapons and are a threat to low flying aircraft, especially helicopters. Contents …