Category:Military units and formations disestablished in 1866
Pages in category "Military units and formations disestablished in 1866"
The following 141 pages are in this category, out of 141 total. This list may not reflect recent changes.
0–9
- 1st Arizona Volunteer Infantry
- 1st California Cavalry Battalion
- 1st California Cavalry Regiment
- 1st California Infantry Battalion (Veteran)
- 1st California Infantry Regiment
- 1st Gloucester Light Horse Volunteers
- 1st Indiana Heavy Artillery Regiment
- 1st Iowa Cavalry Regiment
- 1st Maine Infantry Battalion
- 1st Missouri Colored Infantry Regiment
- 1st Nebraska Cavalry Regiment
- 1st Nevada Cavalry Battalion
- 1st New Orleans Infantry Regiment
- 1st Oregon Cavalry Regiment
- 1st Regiment New Mexico Volunteer Cavalry
- 2nd California Cavalry Regiment
- 2nd California Infantry Regiment
- 2nd Minnesota Cavalry Regiment
- 2nd Missouri Colored Infantry Regiment
- 2nd Pennsylvania Heavy Artillery Regiment
- 2nd Surrey Artillery Volunteers
- 2nd United States Colored Cavalry Regiment
- 2nd United States Colored Infantry Regiment
- 3rd California Infantry Regiment
- 3rd Minnesota Light Artillery Battery
- 3rd United States Colored Cavalry Regiment
- 4th (Workington) Cumberland Artillery Volunteer Corps
- 4th California Infantry Regiment
- 4th Kent Artillery Volunteers
- 4th Michigan Infantry Regiment (Reorganized)
- 4th Missouri Colored Infantry Regiment
- 4th United States Colored Cavalry Regiment
- 4th United States Colored Infantry Regiment
- 4th Wisconsin Cavalry Regiment
- 5th Administrative Battalion, Middlesex Rifle Volunteer Corps
- 5th United States Colored Cavalry Regiment
- 5th United States Colored Heavy Artillery Regiment
- 6th West Virginia Cavalry Regiment
- 7th California Infantry Regiment
- 7th Indiana Cavalry Regiment
- 7th Iowa Cavalry Regiment
- 7th Kentucky Infantry Regiment (Union)
- 7th United States Colored Infantry Regiment
- 8th Illinois Infantry Regiment
- 8th Iowa Infantry Regiment
- 8th Kansas Infantry Regiment
- 8th Maine Infantry Regiment
- 9th Iowa Cavalry Regiment
- 9th United States Colored Infantry Regiment
- 9th Wisconsin Infantry Regiment
- 10th United States Colored Infantry Regiment
- 11th Maine Infantry Regiment
- 11th Missouri Infantry Regiment (Union)
- 11th Ohio Cavalry Regiment
- 12th Illinois Cavalry Regiment
- 12th Maine Infantry Regiment
- 12th Michigan Infantry Regiment
- 12th Missouri Cavalry Regiment (Union)
- 12th United States Colored Heavy Artillery Regiment
- 12th United States Colored Infantry Regiment
- 13th Connecticut Infantry Regiment
- 13th United States Colored Infantry Regiment
- 14th United States Colored Infantry Regiment
- 15th Maine Infantry Regiment
- 15th United States Colored Infantry Regiment
- 16th United States Colored Infantry Regiment
- 17th United States Colored Infantry Regiment
- 18th United States Colored Infantry Regiment
- 19th Pennsylvania Cavalry Regiment
- 21st Missouri Infantry Regiment
- 21st United States Colored Infantry Regiment
- 25th Ohio Infantry Regiment
- 26th Indiana Infantry Regiment
- 28th Illinois Infantry Regiment
- 28th Michigan Infantry Regiment
- 29th Maine Infantry Regiment
- 29th Michigan Infantry Regiment
- 33rd United States Colored Infantry Regiment
- 34th Indiana Infantry Regiment
- 34th New Jersey Infantry Regiment
- 34th United States Colored Infantry Regiment
- 35th United States Colored Infantry Regiment
- 35th Wisconsin Infantry Regiment
- 36th United States Colored Infantry Regiment
- 37th Illinois Infantry Regiment
- 40th United States Colored Infantry Regiment
- 42nd (St Katharine Docks) Middlesex Rifle Volunteer Corps
- 42nd United States Colored Infantry Regiment
- 44th United States Colored Infantry Regiment
- 46th Illinois Infantry Regiment
- 46th United States Colored Infantry Regiment
- 47th Illinois Infantry Regiment
- 47th Pennsylvania Infantry Regiment
- 47th United States Colored Infantry Regiment
- 48th Ohio Infantry Regiment
- 48th United States Colored Infantry Regiment
- 48th Wisconsin Infantry Regiment
- 49th United States Colored Infantry Regiment
- 50th United States Colored Infantry Regiment
- 50th Wisconsin Infantry Regiment
- 51st United States Colored Infantry Regiment
- 52nd United States Colored Infantry Regiment
- 53rd United States Colored Infantry Regiment
- 54th New York Infantry Regiment
- 54th United States Colored Infantry Regiment
- 56th Ohio Infantry Regiment
- 56th United States Colored Infantry Regiment
- 58th Pennsylvania Infantry Regiment
- 58th United States Colored Infantry Regiment
- 59th United States Colored Infantry Regiment
- 62nd Illinois Infantry Regiment
- 63rd United States Colored Infantry Regiment
- 64th United States Colored Infantry Regiment
- 65th Ohio Infantry Regiment
- 66th United States Colored Infantry Regiment
- 77th Ohio Infantry Regiment
- 80th New York Infantry Regiment
- 90th New York Infantry Regiment
- 96th New York Infantry Regiment
- 97th United States Colored Infantry Regiment
- 99th United States Colored Infantry Regiment
- 112th United States Colored Infantry Regiment
- 113th United States Colored Infantry Regiment
- 120th Indiana Infantry Regiment
- 128th Indiana Infantry Regiment
- 145th Indiana Infantry Regiment
- 147th Illinois Infantry Regiment
- 149th Illinois Infantry Regiment
- 150th Illinois Infantry Regiment
- 151st Illinois Infantry Regiment
- 176th New York Infantry Regiment
- 178th New York Infantry Regiment
- 187th Ohio Infantry Regiment
- 214th Pennsylvania Infantry Regiment