The 1st Rhode Island Cavalry Regiment was a cavalry regiment that participated in the American Civil War. They were badly routed at the Battle of Middleburg, a blemish on an otherwise competent combat record.
The 5th Wisconsin Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 1st Maryland Infantry Regiment, Potomac Home Brigade was an infantry regiment that served in the Union Army during the American Civil War.
The 82nd Ohio Infantry Regiment, sometimes 82nd Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.
The 5th New Hampshire Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. The regiment sustained the greatest total combat losses of any infantry or cavalry regiment in the Union, with 295 killed and 756 wounded.
The 12th New Hampshire Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. It was also a unit that existed for a time following the Revolutionary War.
The 6th Regiment New York Heavy Artillery, U.S. Volunteers, the "Anthony Wayne Guard", was an artillery regiment of the Union Army during the American Civil War. It was originally mustered in as the 135th New York Volunteer Infantry Regiment, and served as both artillery and infantry.
The 80th New York Infantry Regiment, originally designated the 20th New York State Militia Regiment, "Ulster Guard", was an infantry regiment of the Union Army during the American Civil War.
The 5th Connecticut Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 110th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 2nd Pennsylvania Cavalry was a cavalry regiment that served in the Union Army during the American Civil War.
The 4th Maryland Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 76th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 2nd Pennsylvania Reserve Regiment also known as the 31st Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army as part of the Pennsylvania Reserves infantry division during the American Civil War.
The 5th Pennsylvania Reserve Regiment, also known as the 34th Pennsylvania Volunteer Infantry, was an infantry regiment that served in the Union Army as part of the Pennsylvania Reserves infantry division during the American Civil War.
The 10th Pennsylvania Reserve Regiment also known as the 39th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army as part of the Pennsylvania Reserves infantry division during the American Civil War.
The 6th Pennsylvania Reserve Regiment also known as the 35th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army as part of the Pennsylvania Reserves Infantry Division during the American Civil War.
Independent Battery "C", Pennsylvania Volunteers was a light artillery battery that served in the Union Army during the American Civil War.
The 2nd Maryland Infantry, Potomac Home Brigade was an infantry regiment that served in the Union Army during the American Civil War.
The 1st Delaware Cavalry Battalion was a cavalry regiment of the Union Army in the American Civil War. Raised in late 1862, the 1st Delaware Cavalry Battalion was initially to be raised as the 1st Delaware Cavalry Regiment, but was reduced to a battalion due to the inability of the state to fill a cavalry regiment to full strength. It served on provost duty in Maryland and Delaware from 1863 to early 1864, and fought in the action at Westminster known as Corbit's Charge during the Gettysburg Campaign. It participated in the Overland Campaign in June 1864, then returned to Maryland after the Confederate cavalry raid of Jubal Early. It remained there for the remainder of the war, and was mustered out after its end.
