United States Regiments & Batteries
On May 22, 1863 War Department General Order 143 established the United States Colored Troops. Over 178,000 men volunteered for service, and by the end of the war African-Americans made up 10% of the United States Army.
Of the 175 regiments of infantry and cavalry raised nationwide, 34 infantry regiments fought in the Eastern Theater in the last two years of the war:
Infantry
1st Regiment • 4th Regiment • 5th Regiment • 6th Regiment • 7th Regiment
8th Regiment • 9th Regiment • 10th Regiment • 19th Regiment • 22nd Regiment
23rd Regiment • 24th Regiment • 27th Regiment • 28th Regiment • 29th Regiment
30th Regiment • 31st Regiment • 36th Regiment • 37th Regiment • 38th Regiment
39th Regiment • 40th Regiment • 41st Regiment • 43rd Regiment • 45th Regiment
107th Regiment • 109th Regiment • 114th Regiment • 115th Regiment • 116th Regiment
117th Regiment • 118th Regiment • 122nd Regiment • 127th Regiment
Cavalry
1st Cavalry Regiment • 2nd Cavalry Regiment