18th Regiment or 18th Infantry Regiment may refer to: *

18th Infantry Regiment (Imperial Japanese Army) The was an infantry regiment in the Imperial Japanese Army (IJA). Its call sign and unit code was . The unit was formed in 1884 and based in the city of Toyohashi, Aichi, Toyohashi as a branch of the Nagoya Garrison. Throughout its history, the ...

* 18th Regiment "Edolo", a unit of the Italian Army *

18 (UKSF) Signal Regiment 18 (UKSF) Signal Regiment is a regiment of the Royal Corps of Signals in the British Army that provides Communications and Information Systems (CIS) support to the United Kingdom Special Forces (UKSF). The regiment is under the operational command ...

, a unit of the British Army *

18th Royal Hussars The 18th Royal Hussars (Queen Mary's Own) was a cavalry regiment of the British Army, first formed in 1759. It saw service for two centuries, including the First World War before being amalgamated with the 13th Hussars to form the 13th/18th Roy ...

, a unit of the British Army *

18th Infantry (British Indian Army) The 18th Infantry were an infantry regiment of the British Indian Army. Their origins trace back to 1795, when they were known as the Calcutta Native Militia. Over the years they were known by a number of different names, such as the Alipore Regim ...

, a unit of the British Indian Army *

18th Infantry Regiment (United States) The 18th Infantry Regiment ("Vanguards") is an infantry regiment of the United States Army. The regiment currently exists with one active battalion, under the U.S. Army Regimental System; regimental designation is used only for historical tra ...

, a unit of the United States Army * 18th Marine Regiment (United States), a unit of the United States Marine Corps *

Royal Irish Regiment (1684–1922) The Royal Irish Regiment, until 1881 the 18th Regiment of Foot, was an infantry regiment of the line in the British Army, first raised in 1684. Also known as the 18th (Royal Irish) Regiment of Foot and the 18th (The Royal Irish) Regiment of Foot, ...

was formerly the 18th Regiment of Foot ; American Civil War regiments : ;; Confederate (Southern) Army regiments * 18th Regiment Alabama Infantry *

18th Arkansas Infantry Regiment (Carroll's) The 18th Arkansas Infantry Regiment (also known as "Carroll's regiment") was an infantry formation of the Confederate States Army during the American Civil War. The regiment was raised in April 1862 under the command of Colonel David Williams ...

18th Arkansas Infantry Regiment (Marmaduke's) The 18th Arkansas Infantry (Marmaduke's) (1861–1865) was a Confederate Army infantry regiment during the American Civil War. The unit was also briefly identified as the 1st Arkansas Infantry Battalion. The unit was most often referred to as th ...

18th Georgia Volunteer Infantry The 18th Georgia Infantry Regiment was an infantry regiment in the Confederate Army during the American Civil War. Originally brigaded with the three Texas regiments of John Bell Hood's Texas Brigade, it was transferred to Thomas R.R. Cobb's G ...

* 18th North Carolina Infantry *

18th Virginia Cavalry The 18th Virginia Cavalry Regiment was a cavalry regiment raised in Virginia for service in the Confederate States Army during the American Civil War. It fought with the Army of Northern Virginia, in southwest Virginia, and in the Shenandoah Valle ...

18th Virginia Infantry The 18th Virginia Infantry Regiment was an infantry regiment raised in Virginia for service in the Confederate States Army during the American Civil War. It fought mostly with the Army of Northern Virginia. The 18th Virginia completed its organiz ...

;; Union (Northern) Army regiments * 18th U.S. Colored Infantry * 18th Connecticut Infantry Regiment * 18th Illinois Volunteer Infantry Regiment * 18th Iowa Volunteer Infantry Regiment * 18th Regiment Indiana Infantry * 18th Regiment Massachusetts Volunteer Infantry *

18th Michigan Volunteer Infantry Regiment The 18th Michigan Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. Service The 18th Michigan Infantry was mustered into Federal service at Hillsdale, Michigan, on August 26, 1862. The regi ...

18th Missouri Volunteer Infantry The 18th Missouri Infantry Regiment was a Union Army unit organized during the American Civil War. History Organized at Laclede, Missouri, July to November, 1861. Attached to: *District of St. Louis, Department of Missouri, to March, 1862. *2 ...

* 18th New Hampshire Volunteer Infantry * 18th New York Volunteer Infantry * 18th Kansas Militia Infantry Regiment * 18th Regiment Kentucky Volunteer Infantry * 18th Ohio Infantry * 18th Vermont Volunteer Infantry Regiment * 18th Wisconsin Volunteer Infantry Regiment

See also