Federal forces push from Missouri into northwestern Arkansas, as Confederates in Arkansas are asked to provide support east of the Mississippi River.
Confederates try to re-enter Missouri from Arkansas, and a fierce skirmish results.
In distant Texas, a Federal expedition threatened to break an informal truce before news arrived that the war was over.
May 20, 1864 – One of the greatest Federal military disasters of the war finally ended. Federals under Lieutenant Colonel Joseph Bailey, an engineer by
May 2, 1864 – Major General Frederick Steele’s Federal Army of Arkansas began returning to Little Rock, while Federal naval forces on the Red River
April 30, 1864 – Confederates attacked Major General Frederick Steele’s Federal Army of Arkansas as it tried crossing the Saline River to get back to