Attached to this post you may find hi-res strategic map (4864 x 3833 pixels) for Ageod's Civil War II. Map is depicting military and economic resources, strategic locations, cities and their size, major ports and depot network at begining of largest scenario (April 1861). Map is available with three different overlays: terrain, political states and military control.
Political States Overlay (sample):
Military Control Overlay (sample):