Rhode Island provided 21,358 men to the United States Army. They were organized into 12 regiments of infantry, 3 regiments and 1 battalion of cavalry; 3 regiments of heavy artillery, and 10 batteries of light artillery. *
The 5th Infantry served outside the Eastern Theater and the 6th and 8th Infantry never completed their organization.
The 2nd and 3rd Cavalry Regiments served outside the Eastern Theater.
1st Rhode Island Light Artillery Regiment
Almost all of the heavy artillery served outside the Eastern Theater.