The Battle of Fort Donelson was fought from February 11–16, 1862, in the Western Theater of the American Civil War. The Union capture of the Confederate fort near the Tennessee–Kentucky border opened the Cumberland River, an important avenue for the invasion of the South. The Union's success also elevated Brig. Gen. Ulysses S. Grant from an obscure and largely unproven leader to the rank of major general, and earned him the nickname of "Unconditional Surrender" Grant.
The 2nd Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
Elizabeth Compton was a woman soldier fighting for the Union in the American Civil War. She enlisted at the age of 14, and served in seven different regiments until the conclusion of the war, thus holding the record for reenlisting in the most regiments. Compton fought at Mill Springs, Fort Donelson, Shiloh, and Gettysburg until the conclusion of the Civil War before moving to Ontario, Canada.
The 8th Illinois Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 1st Nebraska Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War.
The 9th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 41st Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 57th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The state of Illinois raised a number of short-lived Independent Cavalry Companies which served in the Union Army during the American Civil War. Most of these units were quickly amalgamated with larger formations.
The area that eventually became the U.S. state of Montana played little direct role in the American Civil War. The closest the Confederate States Army ever came to the area was New Mexico and eastern Kansas, each over a thousand miles away. There was not even an organized territory using "Montana" until the Montana Territory was created on May 26, 1864, three years after the Battle of Fort Sumter. In 1861, the area was divided between the Dakota Territory and the Washington Territory, and in 1863, it was part of the Idaho Territory.
The present-day state of Nebraska was still a territory of the United States during the American Civil War. It did not achieve statehood until March 1867, two years after the war ended. Nevertheless, Nebraska contributed significantly to the Union war effort.
Isaac Campbell Pugh was a United States volunteer soldier who was a veteran of the Black Hawk War, the Mexican–American War and the American Civil War; rising to the rank of Brevet brigadier general.
The Department of Kansas was a Union Army command department in the Trans-Mississippi Theater during the American Civil War. This department existed in three different forms during the war.
The 17th Kentucky Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 31st Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 58th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
John Milton Thayer was a general in the Union Army during the American Civil War and a postbellum United States Senator from Nebraska. Thayer served as Governor of Wyoming Territory and Governor of Nebraska.
The 1st Missouri Infantry was an infantry regiment that served in the Confederate States Army during the American Civil War. Originally commanded by Colonel John S. Bowen, the regiment fought at the Battle of Shiloh, where it was engaged near the Peach Orchard on April 6, 1862. On April 7, during the Union counterattacks at Shiloh, the regiment was instrumental in preventing the Washington Artillery from being captured. The regiment was next engaged at the Second Battle of Corinth, where it outflanked several Union positions. On the second day at Corinth, the regiment was only minimally engaged. On November 7, the 1st Missouri Infantry was combined with the 4th Missouri Infantry to form the 1st and 4th Missouri Infantry (Consolidated), as a result of heavy battle losses in both regiments.
Isham Nicholas Haynie was a lawyer, politician, soldier and officer in the Union Army during the American Civil War. He was colonel of the 48th Illinois Volunteer Infantry Regiment at the battles of Fort Donelson and Shiloh.
Louis Henry Marshall (1827–1891) was a native of Virginia, a U. S. Army officer on the frontier in the Antebellum Period, in the American Civil War and in the Snake War.
