The 121st New York Infantry Regiment, commonly known as the "Onesers" or "Upton's Regulars", was a volunteer regiment recruited during the American Civil War from Otsego County and Herkimer County, New York. The Hon. Richard Franchot was appointed colonel of the regiment and authorized to establish his headquarters at Richfield Springs, Otsego County. He proceeded without delay to organize the regiment, and on August 23, 1862, the regiment was mustered into the service of the Union Army. The command at that time consisted of 39 officers and 946 enlisted men. The 121st Regiment proceeded to Washington, arriving there on the morning of September 3, and was assigned provisionally to a brigade under Colonel Gibson with headquarters at Fort Lincoln.
The 61st Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 73th Ohio Infantry Regiment, sometimes 73rd Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.
The 120th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 95th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 107th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 102nd New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. The regiment played a prominent part in numerous key battles in both the Eastern and Western theaters of the war. It was noted for its holding the high ground at the center of the line at Antietam as part of Stainrook's 2nd Brigade, Greene's 2nd Division of Mansfield's XII Corps. It was further highly regarded for its actions at the Battle of Gettysburg, the Battle of Lookout Mountain, and the Atlanta Campaign.
The 60th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. The regiment saw service in both the eastern and the western theaters of the American Civil War.
The 78th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 143rd New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 147th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 119th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 134th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 154th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 73rd Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 136th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 33rd Massachusetts Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 29th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 109th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 137th New York Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. It is famous for accomplishing a similar feat to the 20th Maine Infantry Regiment during the Battle of Gettysburg on the second day at the other end of the United States' line.
