Lineage. Constituted as 25 Observation Squadron (Light) on 5 Feb 1942. Activated on 2 Mar 1942. Redesignated as: 25 Observation Squadron on 4 Jul 1942; 25 Liaison Squadron on 2 Apr 1943. Inactivated on 25 Mar 1949. Redesignated as 25 Tactical Air Support Squadron on 30 Mar 1971. Activated on 8 Jul 1971. Inactivated on 15 Sep 1989. Redesignated as 25 Air Liaison Squadron on 26 Sep 1990. Activated on 1 Oct 1990. Redesignated as 25 Air Support Operations Squadron on 1 Aug 1994.
Assignments. 71 Observation (later, 71 Reconnaissance) Group, 2 Mar 1942; II Air Support Command (later, II Tactical Air Division), 11 Aug 1943; Fifth Air Force, 19 Nov 1943; V Bomber Command, 24 Nov 1943 (attached to 71 Reconnaissance Group, c. 19 Nov-12 Dec 1943); 71 Reconnaissance (later, 71 Tactical Reconnaissance) Group, 13 Dec 1943 (attached to Thirteenth Air Force, 16 Feb-16 Mar 1945); Thirteenth Air Force, 17 Mar 1945; 403 Troop Carrier Group, 1 Nov 1945; Thirteenth Air Force, 31 Dec 1945; 85 Fighter Wing, 5 Jul 1946; 1 Air Division, 30 Mar 1947; Thirteenth Air Force, 15 Sep 1947; Far East Air Forces (attached to 18 Fighter Wing), 1 Dec 1948-25 Mar 1949. 5010 Combat Support Group, 8 Jul 1971; 343 Composite (later, 343 Tactical Fighter) Wing, 1 Oct 1981-15 Sep 1989. 15 Air Base Wing, 1 Oct 1990; 6010 Aerospace Defense Group, 24 May 1991; 15 Operations Group, 13 Apr 1992; 1 Air Support Operations Group, 1 Oct 2008-.
Stations. Salinas AAB, CA, 2 Mar 1942; Esler Field, LA, 26 Jan 1943; Laurel AAFld, MS, 31 Mar-20 Oct 1943; Sydney, Australia, 19 Nov 1943; Brisbane, Australia, 24 Nov 1943; Lae, New Guinea, 11 Feb 1944; Nadzab, New Guinea, 16 Feb 1944; Biak, 7 Sep 1944; Dulag, Leyte, c. 5 Mar 1945; Malabang, Mindanao, 19 Apr 1945; Del Monte, Mindanao, 22 Jan 1945; Dulag, Leyte, 17 Nov 1945; Clark Field, Luzon, c. 10 Jan 1946; Kadena, Okinawa, 22 Apr 1947; Clark Field, Luzon, c. 8 Sep 1947-25 Mar 1949. Eielson AFB, AK, 8 Jun 1971-15 Sep 1989. Schofield Barracks, HI, 1 Oct 1990; Wheeler Admin Annex (later, Wheeler AAF), HI, 1 Jan 1991-.
Service Streamers. None.
Campaign Streamers. World War II: Antisubmarine, American Theater; New Guinea; Leyte; Luzon; Southern Philippines. Iraq: Iraqi Governance; Iraqi National Resolution; Iraqi Surge.
Armed Forces Expeditionary Streamers. None.
Decorations. Distinguished Unit Citations (Philippines): 10-25 Dec 1944; 17 Apr-1 Jun 1945. Air Force Outstanding Unit Awards: 1 Jan 1973-31 Dec 1974; 1 Jan-31 Dec 1975; 1 Jan-31 Dec 1976; 1 Jan 1977-31 Dec 1978; 1 Jan-31 Dec 1979; 1 Jan 1980-30 Sep 1981; 1 Jan 1983-30 Jun 1984; 1 Jul 1985-30 Jun 1987; 1 Jan 1988-[15 Sep] 1989; 1 Jul 1991-30 Jun 1993; 1 Aug 1994-30 Sep 1995; 1 Oct 1995-1 Aug 1997; 2 Aug 1997-1 Aug 1999; 29 Nov 1999-30 Nov 2001; 1 Nov 2002-31 Oct 2004; 1 Nov 2004-31 Oct 2006; 1 Nov 2006-31 Oct 2007; 1 Nov 2008-31 Oct 2010. Philippine Presidential Unit Citation (WWII).
Lineage, Assignments, Stations, and Honors through 8 Aug 2016.
Supersedes statement prepared in Oct 2013.
Emblem. Approved on 18 Jan 1943; latest rendering, 23 Mar 2021.
Prepared by TSgt David Dollman.