Army of Mississippi (Confederate) Army of Mississippi Confederate Western Theater formation(s) active 1862–1864, notable for Shiloh, the Vicksburg theater, frequent reorganizations and the later Army of Tennessee designation.
Battle of Shiloh (April 6–7, 1862): Overview and Significance Battle of Shiloh Two-day April 1862 Civil War battle in southwestern Tennessee; a surprise Confederate attack resulted in heavy casualties before Union reinforcements reversed the fighting.
