91st Illinois Infantry Regiment explained

Unit Name:	91st Regiment Illinois Volunteer Infantry
Dates:	September 8, 1862, to June 28, 1865
Country:	United States
Allegiance:	Union
Branch:	Infantry

The 91st Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.

Service

The 91st Illinois Infantry was organized at Camp Butler, Illinois and mustered into Federal service on September 8, 1862.

The regiment was mustered out on June 12, 1865, and discharged at Chicago, Illinois, on June 28, 1865.

Total strength and casualties

The regiment suffered 12 enlisted men who were killed in action or who died of their wounds and 1 officer and 131 enlisted men who died of disease, for a total of 144 fatalities.^[1]

Commanders

• Colonel Henry M. Day - Mustered out with the regiment.^[2]

See also

• List of Illinois Civil War Units
• Illinois in the American Civil War

Notes

1. http://www.civilwararchive.com/Unreghst/unilinf7.htm#91st The Civil War Archive website after Dyer, Frederick Henry. A Compendium of the War of the Rebellion. 3 vols. New York: Thomas Yoseloff, 1959.
2. http://www.rootsweb.com/~ilcivilw/f&s/091-fs.htm Illinois in the Civil War website after Illinois Adjutant General's muster rolls

References

• The Civil War Archive