 The regiment then participated in the campaign to capture Little Rock, Arkansas, from August 13 to September 10, 1863, and remained in garrison there after the fall of the city until April 28, 1864.Enough of the soldiers of the regiment reenlisted in January 1864 to Veteranize it.Part of the 3rd Minnesota participated in an expedition up the White River to Augusta, Arkansas, from March 30 to April 3, 1864, culminating in the Battle of Fitzhugh's Woods on April 1, 1864.