Air defense and replacement training until March 1944, and afterward replacement training plus air support for army maneuvers until August 1945. The 398th FIS was activated in November 1956 at Hamilton AFB and scheduled to receive F-104s. Before personnel or equipment were in place, the unit was inactivated on 18 February 1957.
Lineage
Constituted 398th Fighter Squadron on 26 May 1943
Activated on 1 August 1943
Redesignated: 398th Fighter-Bomber Squadron on 5 April 1944
Redesignated: 398th Fighter Squadron on 5 June 1944
Inactivated on 7 November 1945
Redesignated: 398th Fighter-Interceptor Squadron on 18 September 1956
A Handbook of Aerospace Defense Organization 1946–1980, by Lloyd H. Cornett and Mildred W. Johnson, Office of History, Aerospace Defense Center, Peterson Air Force Base, Colorado