Arizona Territory 1877. The capital was finally moved to Phoenix on February 4, 1889. The territory was admitted to the Union as the 48th state on February 14, 1912. Proclamation to the People of Arizona. Arizona Territory The Territory of Arizona (also known as Arizona Territory) was a territory of the United States that existed from February 24, 1863 until February 14, 1912, when the remaining extent of the territory was admitted to the Union as the state of Arizona. It was created from the western half of the New Mexico Territory during the American Civil War. Following the expansion of the
48th Ohio Infantry 48th Ohio Infantry The 48th Ohio Volunteer Infantry (or 48th OVI) was an infantry regiment in the Union Army during the American Civil War. The 48th Ohio Infantry was organized at Camp Dennison near Cincinnati, Ohio September through December 1861 and mustered in February 17, 1862, for three years service under the command of Colonel Peter John Sullivan. The regiment was attached to District of Paducah, Kentucky, to March 1862. 4th Brigade, 5th Division, Army of the Tennessee, to May 1862. 3rd Brigade, 5th Division, Army of the Tennessee, to July 1862. 3rd Brigade, 5th Division, District of Memphis, Tennessee,