The Fylingdales Ballistic Missile Early Warning Radar (Fylingdales BMEWS) is located at the Royal Air Force Fylingdales Air Base in the United Kingdom. It provides a key element of the U.S. defense strategy and an essential part of the U.S. missile defense architecture. Its function is to provide critical early warning, tracking, object classification and cueing data of ballistic missiles launched against the United States, Canada, and the United Kingdom.