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 as a branch of the Nagoya Garrison. Throughout its history, the majority of its s ...

18th Alpini Regiment The 18th Alpini Regiment ( it, 18° Reggimento Alpini) is an inactive regiment of the Italian Army's mountain infantry speciality, the Alpini, which distinguished itself in combat during World War I and World War II. History The regiment was f ...

, 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 Royal ...

, 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 Army Infantry regiment. The 18th Infantry Regiment currently exists with one active battalion under the U.S. Army Regimental System and has no regimental headquarters. * 1st Battalion, 18th Infa ...

, a unit of the United States Army *

18th Marine Regiment (United States) The 18th Marine Regiment was a composite engineer regiment of the United States Marine Corps subordinate to the 2nd Marine Division. It was disbanded during the war, with the 1st and 2nd battalions remaining in the Division. Subordinate units The ...

, 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 The 18th Alabama Infantry Regiment was an infantry regiment that served in the Confederate Army during the American Civil War. Service The 18th Alabama Infantry Regiment was mustered in at Auburn, Alabama, on September 4, 1861.http://www.tarleto ...

18th Arkansas Infantry Regiment (Carroll's) The 18th Arkansas Infantry Regiment or Carroll's Arkansas Infantry 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 D. W. Carroll. ...

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 the ...

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 Geo ...

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

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 The 18th United States Colored Infantry Regiment was an African-American infantry regiment, raised in the state of Missouri, which served in the Union Army during the American Civil War. Service Organized in Missouri at large February 1 to Septemb ...

18th Connecticut Infantry Regiment The 18th Connecticut Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. Service The 18th Connecticut Infantry Regiment was organized at Norwich, Connecticut, on August 22, 1862. The regiment w ...

18th Illinois Volunteer Infantry Regiment The 18th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. Service Organized at Aurora, Ill., and mustered into State service May 19, and into U. S. service May 28, 1861. Mov ...

18th Iowa Volunteer Infantry Regiment The 18th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. Service The 18th Iowa Infantry was organized at Clinton, Iowa, and mustered in for three years of Federal service on August 6, ...

18th Regiment Indiana Infantry The 18th Indiana Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. Service *The 18th Indiana Volunteer Infantry was organized at Indianapolis, Indiana, on August 16, 1861. *Battle of ...

18th Regiment Massachusetts Volunteer Infantry The 18th Massachusetts Infantry Regiment was a Union regiment that fought in the American Civil War. History Initial training The regiment was organized at Readville and Boston in July 1861. Recruited chiefly from the counties of Norfol ...

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 regime ...

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. *2nd ...

18th New Hampshire Volunteer Infantry The 18th New Hampshire Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. Service The 18th New Hampshire Infantry was organized in Concord, New Hampshire, under the command of Colonel Thomas ...

18th New York Volunteer Infantry The 18th New York Infantry Regiment ( "New York State Rifles") was an infantry regiment in the Union Army during the American Civil War. Service The 18th New York Infantry was organized May 13, 1861 at Albany, New York and mustered in on May 1 ...

18th Kansas Militia Infantry Regiment The 18th Kansas Militia Infantry was an infantry regiment that served in the Union Army during the American Civil War. Service The 18th Kansas Militia Infantry was called into service on October 9, 1864. It was disbanded on October 29, 1864. Det ...

18th Regiment Kentucky Volunteer Infantry The 18th Kentucky Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. Service The 18th Kentucky Infantry Regiment was organized at large and mustered in for a three-year enlistment on February 8 ...

18th Ohio Infantry The 18th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. Service Three-months regiment Companies A, C, and E enrolled at Ironton, Ohio, on April 22, 1861. Company B enrolled at Marietta, Ohio, o ...

18th Vermont Volunteer Infantry Regiment The 18th Vermont Infantry Regiment was an infantry regiment from Vermont that failed to complete its organization to serve in the Union Army during the American Civil War The American Civil War (April 12, 1861 – May 26, 1865; als ...

18th Wisconsin Volunteer Infantry Regiment The 18th Wisconsin Infantry Regiment was a volunteer infantry regiment that served in the Union Army in the western theater of the American Civil War. A large portion of the regiment was captured in their first battle, at Shiloh, but they went ...

See also