The Indiana Volunteer Infantry was a group of soldiers from the state of Indiana who served in the Union Army during the American Civil War. Formed in 1861, these regiments were made up of volunteers who enlisted to fight against the Confederacy. They played significant roles in various battles and campaigns throughout the war. The Indiana regiments were known for their bravery and effectiveness in combat. Many soldiers from the Indiana Volunteer Infantry participated in key battles, including the Battle of Shiloh and the Battle of Gettysburg. Their contributions helped shape the outcome of the war and preserve the Union.