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504 Expeditionary Air Support Operations Group (ACC)

Lineage.   Established as 504 Tactical Air Support Group, and activated on 5 Dec 1966.  Organized on 8 Dec 1966.  Inactivated on 15 Mar 1972.  Redesignated as 504 Expeditionary Air Support Operations Group, and converted to provisional status, on 12 Feb 2009.


Assignments.   Pacific Air Forces, 5 Dec 1966; Seventh Air Force, 8 Dec 1966-15 Mar 1972.  Air Combat Command to activate or inactivate at any time on or after 12 Feb 2009.


Operational Components.  Squadrons. 19 Tactical Air Support, 8 Dec 1966-15 Jan 1972.  20 Tactical Air Support, 8 Dec 1966-15 Mar 1972. 21 Tactical Air Support, 8 Dec 1966-15 Mar 1972.  22 Tactical Air Support, 8 Dec 1966-15 May 1971.  23 Tactical Air Support, 8 Dec 1966-15 Mar 1972.


Stations.   Bien Hoa AB, Vietnam, 8 Dec 1966; Cam Ranh Bay AB, Vietnam, 30 Apr 1970; Phan Rang AB, Vietnam, 1 Oct 1971-15 Jan 1972.


Commanders.   Col Carl E. Taylor, 8 Dec 1966; Col Clyde W. Strain, 6 Mar 1967; Col James M. Fogle, 23 Nov 1967; Col Robert L. Herman, 8 Mar 1968; Col William I. Williams, 4 May 1968; Col Andrew J. Chapman, 27 Mar 1969; Col Guy E. Hairston Jr., 12 Feb 1970; Col Andrew P. Iosue, 15 Oct 1970; Col Fleetwood Pride Jr., 24 Feb 1971; Col Patrick G. Long, 11 Jun 1971-c. 15 Mar 1972.   


Aircraft.  O-1, 1967-1971; O-2, 1967-1972; OV-10, 1968-1972. 


Operations.  Provided combat ready aircraft and crews in support of air and ground operations in Southeast Asia (SEA); conducted visual reconnaissance and convoy escort; trained Air Liaison Officers (ALO) and Forward Air Controllers (FAC), 1966-1972.


Service Streamers.  None.


Campaign Streamers.  Vietnam: Vietnam Air Offensive; Vietnam Air Offensive, Phase II; Vietnam Air Offensive, Phase III; Vietnam Air/Ground; Vietnam Air Offensive, Phase IV; TET 69/Counteroffensive; Vietnam Summer/Fall 1969; Vietnam Winter/Spring; Sanctuary Counteroffensive; Southwest Monsoon; Commando Hunt V; Commando Hunt VI; Commando Hunt VII.  Afghanistan: Consolidation II. 


Armed Forces Expeditionary Streamers.  None.


Decorations.    Presidential Unit Citations: 1 Aug 1968-31 Aug 1969; 1 Jan-31 Dec 1970; 30 Jan-31 Dec 1971.  Meritorious Unit Awards: 12 Feb-1 Oct 2009; 2 Oct 2009-30 Sep 2010; 1 Oct 2010-30 Sep 2011; 1 Oct 2011-30 Sep 2012; 1 Oct 2013-30 Sep 2014; 1 Oct 2014-30 Sep 2015.  Republic of Vietnam Gallantry Crosses with Palm: 8 Dec 1966-15 Mar 1972; 8 Feb-31 Mar 1971; 1 Apr 1971-9 Mar 1972


Lineage, Assignments, Components, and Stations through 12 Feb 2009. 


Honors through Sep 2015.


Commanders, Aircraft, and Operations through 15 Mar 1972.


Supersedes statement prepared on 1 Sep 2015.    


Emblem. Approved on 19 Jul 1967.


Prepared by Daniel Haulman