174th AIR DEFENSE ARTILLERY REGIMENT
(FIRST OHIO)

• Organized 19 April 1854 in the Ohio Militia at Cincinnati as the Guthrie Greys
• Expanded, reorganized, and redesignated 10 January 1859 as the Guthrie Greys Battalion
• Expanded, reorganized, and redesignated 27 April 1861 as the 6th Regiment, Ohio Volunteer Infantry
• Mustered into Federal service 12 May 1861; reorganized and mustered into Federal service 18 June 1861 at Camp Dennison, Ohio; mustered out of Federal service 23 June 1864 at Camp Dennison, Ohio
• Reorganized 23 April 1870 in the Ohio National Guard at Cincinnati as the 1st Infantry Battalion (Zouaves)
• Reorganized and redesignated 29 May 1876 as the 1st Infantry Regiment
• Reorganized 8 July 1891 as separate companies
• Reorganized 5 August 1891 as the 1st Infantry Regiment
• Mustered into Federal service 7 May 1898 at Camp Bushnell, Ohio, as the 1st Ohio Volunteer Infantry; mustered out of Federal service 25 October 1898 at Cincinnati and reorganized in the Ohio National Guard as the 1st Infantry
• Disbanded 14 April 1899
• Reorganized 6 November 1899 in the Ohio National Guard as the 1st and 2d Separate Infantry Battalions
• 1st and 2d Separate Infantry Battalions consolidated 22 January 1902 to form the 1st Infantry Regiment
• Reorganized 1 January 1912 as separate companies
• Reorganized 10 March 1914 as the 1st Infantry Regiment
• Called into Federal service 15 July 1917
• Drafted into Federal service 15 August 1917
• Consolidated 25 October 1917 with the 147th Infantry (organized in 1877); and consolidated unit designated as the 147th Infantry, an element of the 37th Division
• Demobilized 19 April 1919 at Camp Sherman, Ohio
• Elements of the former 1st Infantry Regiment consolidated with elements of the former 3d Infantry (see ANNEX 1) and consolidated unit reorganized 1919-1920 in the Ohio National Guard to form the 1st Infantry; Headquarters Federally recognized 11 March 1921 at Cincinnati (remainder of the former 147th Infantry – hereafter separate lineage)
• Redesignated 1 July 1921 as the 147th Infantry, an element of the 37th Division
• Inducted into Federal service 15 October 1940 at home stations
• (37th Division redesignated 1 February 1942 as the 37th Infantry Division)
• Relieved 31 July 1943 from assignment to the 37th Infantry Division
• Inactivated 15-25 December 1945 at Vancouver Barracks, Fort Lawton, and Fort Lewis, Washington
• Assigned 10 June 1946 to the 37th Infantry Division
• Reorganized and Federally recognized 17 December 1946 in the Ohio National Guard with Headquarters at Cincinnati
• Ordered into active Federal service 15 January 1952 at home stations
• (147th Infantry [NGUS] organized and Federally recognized 15 January 1954 with Headquarters at Cincinnati)
• Released from active Federal service 15 June 1954 and reverted to state control; Federal recognition concurrently withdrawn from the 147th Infantry (NGUS)
• Reorganized 1 September 1959 as a parent regiment under the Combat Arms Regimental System, to consist of the 1st Battle Group, an element of the 37th Infantry Division
• Reorganized 1 April 1963 to consist of the 1st Battalion, an element of the 37th Infantry Division, and the 2d Battalion
• Reorganized 15 February 1968 to consist of the 1st Battalion, an element of the 38th Infantry Division
• Reorganized 1 March 1977 to consist of the 1st Battalion, an element of the 73d Infantry Brigade (later redesignated as the 37th Infantry Brigade)
• Withdrawn 1 May 1989 from the Combat Arms Regimental System and reorganized under the United States Army Regimental System
• Reorganized 1 September 1993 to consist of the 1st Battalion, an element of the 28th Infantry Division
• Converted, reorganized, and redesignated 1 January 1994 as the 147th Armor to consist of the 1st Battalion, an element of the 28th Infantry Division
• Reorganized 1 September 1994 to consist of the 1st Battalion, an element of the 38th Infantry Division
• Consolidated 1 July 2005 with the 174th Air Defense Artillery (see ANNEX 2); and consolidated unit designated as the 174th Air Defense Artillery, to consist of the 1st and 2d Battalions
• Redesignated 1 October 2005 as the 174th Air Defense Artillery Regiment
• Location of Headquarters changed 1 January 2006 to Woodlawn
• (1st Battalion ordered into active Federal service 20 September 2010 at home stations; released from active Federal service 24 October 2011 and reverted to state control)
• (2d Battalion ordered into active Federal service 15 September 2011 at home stations; released from active Federal service 18 October 2012 and reverted to state control)
• ANNEX 1
• 5th Regiment, Ohio Volunteer Infantry, organized 8 May 1861 from companies in southwestern Ohio and mustered into Federal service 20 June 1861
• Reorganized and redesignated in 1864 as the 5th Battalion, Ohio Volunteer Infantry
• Mustered out of Federal service 26 July 1865 at Louisville, Kentucky
• Reorganized 1873-1875 as independent companies in southwestern Ohio
• Companies consolidated 15 July 1875 and designated as the 5th Battalion, with Headquarters at Covington
• Redesignated 21 October 1875 as the 3d Battalion
• Reorganized and redesignated 19 May 1876 as the 3d Infantry Regiment
• Consolidated 22 January 1891 with the 13th Infantry Regiment (see ANNEX 3); and consolidated unit designated as the 3d Infantry Regiment, with Headquarters at Springfield
• Mustered into Federal service 10 May 1898 at Camp Bushnell, Ohio, as the 3d Ohio Volunteer Infantry; mustered out of Federal service 26 October 1898 at Columbus and reorganized in the Ohio National Guard as the 3d Infantry
• Disbanded 14 April 1899
• Reorganized 6 November 1899 in the Ohio National Guard as the 3d Infantry with Headquarters at Dayton
• Mustered into Federal service 14 July 1916 at Camp Willis, Ohio
• Drafted into Federal service 5 August 1917
• Reorganized and redesignated 15 September 1917 as the 148th Infantry, an element of the 37th Division
• Demobilized 21 April 1919 at Camp Sherman, Ohio
• ANNEX 2
• Constituted 19 May 1944 in the Army of the United States as the 180th Coast Artillery Battalion
• Activated 31 May 1944 at Fort Ruger, Hawaii
• Inactivated 13 December 1945 in the Marianas
• Redesignated 1 March 1951 as the 180th Antiaircraft Artillery Gun Battalion and allotted to the Ohio Army National Guard
• Reorganized and Federally recognized 29 May 1951 with Headquarters at Dayton
• Reorganized and redesignated 1 September 1959 as the 174th Artillery, a parent regiment under the Combat Arms Regimental System, to consist of the 1st Gun Battalion, 2d Automatic Weapons Battalion, and 3d Detachment
• Reorganized 1 April 1963 to consist of the 1st and 2d Automatic Weapons Battalions and the 3d Detachment
• Reorganized 15 February 1968 to consist of the 1st and 2d Battalions
• Reorganized 1 February 1972 to consist of the 2d Battalion; concurrently, location of Headquarters changed to Athens
• Redesignated 1 November 1972 as the 174th Air Defense Artillery
• Withdrawn 1 June 1989 from the Combat Arms Regimental System and reorganized under the United States Army Regimental System with Headquarters at Athens
• Location of Headquarters changed 1 September 1990 to McConnelsville
• Ordered into active Federal service 15 March 2003 at McConnelsville; released from active Federal service 21 May 2003 and reverted to state control
• ANNEX 3
• Organized from existing companies in southwestern Ohio on 21 October 1876 as the 13th Infantry Regiment with Headquarters at Wilmington
• Consolidated 11 May 1887 with the 7th Infantry Regiment (organized 4 July 1884 with Headquarters at Springfield); consolidated unit designated as the 13th Infantry Regiment

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