Appendix 2: Regiments whose Components were assigned to Fort Union

Regular Army

2d Artillery (1852-55)
3d Artillery (1865-66)
1st Cavalry (1862-63)
2d Cavalry (1861-62)
3d Cavalry (1861-62, 1866-70)
6th Cavalry (1886-90)
8th Cavalry (1870-76)
9th Cavalry (1876-81)
1st Dragoons (1851-56)
2d Dragoons (1853-54,1861)
3d Infantry (1851-56)
5th Infantry (1861-67)
7th Infantry (1862-64)
8th Infantry (1860)
9th infantry (1886-87)
10th Infantry (1861, 1884-91)
15th Infantry (1870-81)
23d Infantry (1881-84)
37th Infantry (1867-69)
57th Colored Infantry (1866)
Regiment of Mounted Riflemen (1856-61)

Volunteer

9th Wisconsin Battery of Light Artillery (1862)
1st Cavalry. California Volunteers (1863-66)
1st Cavalry. New Mexico Volunteers (1861, 1865-66)
11th Cavalry. Missouri Volunteers (1863-64)
1st Infantry. California Volunteers (1863-65)
1st Infantry. California Veteran Volunteers (1865)
1st Infantry. Colorado Volunteers (18621
1st Infantry. New Mexico Volunteers (1861, 1863-66)
2d Infantry. Colorado Volunteers (1862-63)
4th Infantry. New Mexico Volunteers (1861-62)
Kansas Volunteers (1862-63, 1865)
New Mexico Militia (1861-62)
Spies and Guides. New Mexico Volunteers (1861-62)

A mounted warrior of the plains, as depicted by Frederic Remington.