Naval Air Station Keflavik Defense Command (ADC) established a temporary radar station at the airport, equipped with World War II-era AN/TPS-1 and AN/TPS-3A radars that operated until a permanent radar station could be constructed at nearby Rockville AS. Between 1952 and 2006, Air Forces Iceland provided air defense for Iceland, operated Keflavik Airport, and furnished base support for all U.S. military forces in Iceland participating in its defense under NATO. Also Air Force component of NATO Iceland Defense Force. ADC, later renamed Aerospace Defense Command used the facility for air surveillance of Iceland and the North Atlantic, employing F-102 Delta Dagger and then F-4C
Argyle International Airport into the country, the others being J. F. Mitchell Airport in Bequia, Canouan Airport, Mustique Airport and Union Island Airport all in the Grenadines. Argyle International Airport serves as a major gateway to the Grenadines, with several airlines operating an extensive network of direct domestic flights from AIA to all destinations in the Grenadines. The airport is the second solar-powered airport in the Caribbean, following V. C. Bird International Airport in Antigua. The approach and landing, from a southwesterly direction, offer the flying passengers a spectacular aerial view of the hills of Brighton, Diamond and Stubbs as well as Milligan