• Parent unit organized 15 July 1911 in the Ohio National Guard at Toledo as Troop D, 1st Cavalry Squadron
• Mustered into Federal service 19 June 1916 at Camp Willis, Ohio; mustered out of Federal service 28 February 1917 at Fort Benjamin Harrison, Indiana
• Expanded 16 April 1917 to form Troops D and M, 1st Regiment, Ohio Cavalry (Troop D - hereafter a separate lineage)
• Converted and redesignated 22 May 1917 as Battery E, 2d Regiment, Ohio Field Artillery
• Called into Federal service 15 July 1917 at Cleveland; drafted into Federal service 5 August 1917
• Reorganized and redesignated 15 September 1917 as Battery E, 135th Field Artillery, an element of the 37th Division
• Demobilized 11 April 1919 at Camp Sherman, Ohio
• Reorganized and Federally recognized 14 May 1921 in the Ohio National Guard at Toledo as Battery F, 1st Field Artillery
• Reorganized and redesignated 1 July 1921 as Battery F, 135th Field Artillery, an element of the 37th Division
• Inducted into Federal service 15 October 1940 at Toledo
• Reorganized and redesignated 1 February 1942 as Battery C, 174th Field Artillery, and relieved from assignment to the 37th Division (37th Division concurrently redesignated as the 37th Infantry Division)
• Reorganized and redesignated 25 February 1943 as Battery C, 174th Field Artillery Battalion
• Inactivated 23 December 1945 at Camp Kilmer, New Jersey
• Expanded, reorganized, and Federally recognized 26 March and 22 October 1947 in the Ohio National Guard at Toledo as Batteries B and C, respectively, 140th Field Artillery Battalion, elements of the 37th Infantry Division (Battery C, 140th Field Artillery Battalion – hereafter separate lineage)
• Battery B, 140th Field Artillery Battalion, ordered into active Federal service 15 January 1952 at Toledo
• (Battery B, 140th Field Artillery Battalion [NGUS], organized and Federally recognized 15 January 1954 at Toledo)
• Released from active Federal service 15 June 1954 and reverted to state control; Federal recognition concurrently withdrawn from Battery B, 140th Field Artillery Battalion (NGUS)
• Reorganized and redesignated 1 September 1959 as Battery B, 2d Howitzer Battalion, 135th Artillery, an element of the 37th Infantry Division
• Consolidated 1 April 1963 with the 137th Military Police Company (organized and Federally recognized 29 April 1952 at Toledo); consolidated unit designated as the 37th Military Police Company, an element of the 37th Infantry Division
• Reorganized and redesignated 15 February 1968 as the 583d Military Police Company and relieved from assignment to the 37th Infantry Division
• Reorganized and redesignated 1 February 1972 as the 833d Military Police Company
• Consolidated 1 May 1977 with the 585th Military Police Company (see ANNEX); consolidated unit designated as the 323d Military Police Company
• Ordered into active Federal service 6 December 1990 at Toledo; released from active Federal service 29 June 1991 and reverted to state control
• Location changed 1 July 1996 to Walbridge; on 1 April 1998 to Toledo
• Ordered into active Federal service 9 October 2001 at Toledo; released from active Federal service 8 October 2002 and reverted to state control
• Ordered into active Federal service 24 January 2003 at Toledo; released from active Federal service 23 January 2004 and reverted to state control
• Ordered into active Federal service 23 June 2012 at Toledo; released from active Federal service 27 July 2013 and reverted to state control
• Ordered into active Federal service 12 November 2016 at Toledo; released from active Federal service 9 November 2017 and reverted to state control
• ANNEX
• Organized and Federally recognized 23 March 1921 in the Ohio National Guard at Toledo as Service Company, 2d Infantry
• Reorganized and redesignated 1 July 1921 as Service Company, 148th Infantry, an element of the 37th Division (later redesignated as the 37th Infantry Division)
• Inducted into Federal service 15 October 1940 at Toledo
• Inactivated 5 December 1945 at Camp Anza, California
• Expanded as Headquarters and Headquarters Company, 1st Battalion, 148th Infantry, and Company A, 148th Infantry, elements of the 37th Infantry Division; Company A Federally recognized 1 July 1948 at Toledo (Headquarters and Headquarters Company, 1st Battalion, 148th Infantry Federally recognized 23 January 1947 – hereafter separate lineage)
• Company A, 148th Infantry, ordered into active Federal service 15 January 1952 at Toledo
• (Company A, 148th Infantry [NGUS], organized and Federally recognized 15 January 1954)
• (Federal recognition withdrawn 14 May 1954 from Company A, 148th Infantry [NGUS]; concurrently Company D, 148th Infantry [NGUS] organized and Federally recognized 15 May 1954 at Toledo)
• Released from active Federal service 15 June 1954 and reverted to state control; Federal recognition concurrently withdrawn from Company D, 148th Infantry (NGUS)
• Reorganized and redesignated 1 September 1959 as 1st Rifle and Weapons Platoon, Company D, 1st Battle Group, 148th Infantry
• Reorganized and redesignated 1 February 1960 as 2d Rifle and Weapons Platoon, Company D, 1st Battle Group, 148th Infantry
• Reorganized and redesignated 1 April 1963 as Company A, 1st Battalion, 148th Infantry
• Converted and redesignated 15 February 1968 as the 585th Military Police Company and relieved from assignment to the 37th Infantry Division

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