Colonel James D. Hannon was commissioned an Infantry Officer upon graduation from Officer Candidate School 22 September 1955. His first duty assignment was as Recon Platoon Leader, 82d Airborne Division Recon Company, Fort Bragg, North Carolina. | His subsequent duty assignments include: Battalion Commanding Officer, 1st Battalion, 33d Artillery (Honest John), Germany; Rifle Platoon Leader, Heavy Mortar Platoon Leader, 1st Battle Group, 505th Airborne Infantry, Germany; Heavy Mortar Platoon Commander, CS Company Commander, 1st Battle Group, 505th Airborne Infantry, Germany; Assistant S3, 1st Battle Group, 505th Airborne Infantry, Germany; Opns Officer, 5th Army Recruiting District, Denver, Colorado; Opns Officer, Executive Officer, 5th Army Recruiting District, Denver, Colorado; Senior Advisor, 30th ARepublic of Vietnam Ranger Battalion, Republic of Vietnam; Plans and Programs Advisor, MACV Training Directorate, Republic of Vietnam; Chief Infantry Section, USA Engineer School, Fort Belvoir, VA; Chief Combat Arms Branch, USA Engineer School, Fort Belvoir, VA; Section Chief, HeadquartersDA Foreign Liaison Office, Washington, D.C.;  Branch Chief, HeadquartersDA Foreign Liaison Office, Washington, D.C.; G2 Air, Headquarters XIV Corps, Republic of Vietnam; Deputy G2, Headquarters XIV Corps, Republic of Vietnam; Plans Officer, USA Training Center, Fort Ord, CA; Battalion Commander, 1st Battalion, 31st Infantry, 7th Division, Fort Ord, CA; Division Chief, Tactics Dept, USAIS, Fort Benning, GA; Chief OSUT Coord Office, USAIC, Fort Benning, Georgia | Colonel Hannon holds a BS Degree from the University of Tampa. | His awards and decorations include: Combat Infantryman Badge 2d Award, Ranger (Honor Graduate), Master Parachutist, Gliderman.