World History Maps Interactive Historical Atlas of the Civil War, detail page for:

US Army of the Southwest, Sep 21, 1861 - Dec 13, 1862

Samuel R. Curtiss Commander, Sep 21, 1861 - Aug 29, 1862

Pea Ridge, battle, Mar 6, 1862 - Mar 8, 1862
Hills Plantation Cache River, action, Jul 7, 1862
Frederick Steele Commander, Aug 29, 1862 - Oct 7, 1862
Eugene A. Carr Commander, Oct 7, 1862 - Nov 12, 1862
Willis A. Gorman Temp Commander, Nov 12, 1862 - Dec 13, 1862