Chronology
- 1976: Safeguard system is deactivated.
- 1977: USAF acquires the former PAR, using the name Concrete Missile Early Warning System (CMEWS) (named for the hamlet of Concrete, N.D., just west of the PAR site).
- 1983: With the closing of the post office at Concrete, N.D., the name is changed to Cavalier Air Force Station (named for the town of Cavalier, N.D., 11 miles east of the site).
- 1993: Name shortened to Cavalier Air Station.
- 2000: Name changed back to Cavalier Air Force Station.
Read more about this topic: Cavalier Air Force Station