The 37th Regiment Massachusetts Volunteer Infantry was an infantry

Infantry

Infantrymen are soldiers who are specifically trained for the role of fighting on foot to engage the enemy face to face and have historically borne the brunt of the casualties of combat in wars. As the oldest branch of combat arms, they are the backbone of armies...

 regiment

Regiment

A regiment is a major tactical military unit, composed of variable numbers of batteries, squadrons or battalions, commanded by a colonel or lieutenant colonel...

 in the Union

Union (American Civil War)

During the American Civil War, the Union was a name used to refer to the federal government of the United States, which was supported by the twenty free states and five border slave states. It was opposed by 11 southern slave states that had declared a secession to join together to form the...

 army during the American Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

.

History

The regiment was formed in July 1862 and served until the end of the war in April 1865, seeing action at many battles including Fredricksburg

Battle of Fredericksburg

The Battle of Fredericksburg was fought December 11–15, 1862, in and around Fredericksburg, Virginia, between General Robert E. Lee's Confederate Army of Northern Virginia and the Union Army of the Potomac, commanded by Maj. Gen. Ambrose E. Burnside...

 and Gettysburg

Battle of Gettysburg

The Battle of Gettysburg , was fought July 1–3, 1863, in and around the town of Gettysburg, Pennsylvania. The battle with the largest number of casualties in the American Civil War, it is often described as the war's turning point. Union Maj. Gen. George Gordon Meade's Army of the Potomac...

, duty in New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

 after the draft riot

New York Draft Riots

The New York City draft riots were violent disturbances in New York City that were the culmination of discontent with new laws passed by Congress to draft men to fight in the ongoing American Civil War. The riots were the largest civil insurrection in American history apart from the Civil War itself...

, the Siege of Petersburg

Siege of Petersburg

The Richmond–Petersburg Campaign was a series of battles around Petersburg, Virginia, fought from June 9, 1864, to March 25, 1865, during the American Civil War...

 and the final pursuit and destruction of General Robert E. Lee

Robert E. Lee

Robert Edward Lee was a career military officer who is best known for having commanded the Confederate Army of Northern Virginia in the American Civil War....

's Army.

It was formed from volunteers mainly from the western counties of Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

, and it subsequently absorbed members of other units (notably the 7th

7th Regiment Massachusetts Volunteer Infantry

The 7th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. It was formed on June 15, 1861 in Taunton. Its original commander was Colonel Darius N...

 and the 10th Massachusetts

10th Regiment Massachusetts Volunteer Infantry

The 10th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War.Organized at Hampden Park in Springfield, Massachusetts in the early summer of 1861 and consisting mostly of men from western Massachusetts, the regiment was mustered in on...

) in May and June 1864. The 37th was one of the first regiments to be issued the new Spencer repeating rifle

Spencer repeating rifle

The Spencer repeating rifle was a manually operated lever-action, repeating rifle fed from a tube magazine with cartridges. It was adopted by the Union Army, especially by the cavalry, during the American Civil War, but did not replace the standard issue muzzle-loading rifled muskets in use at the...

, on July 15, 1864, increasing their firepower.