Tearing us apart

Here's a few cartoons showing various figures tearing apart the map of the United States in the Civil War era.

This first one is almost certainly Thomas Nast:

This second one is definitely not Nast as it shows McClellan in a favorable light, trying to stop Davis and Lincoln from tearing the country apart.  If it's hard to read the speech bubbles here they are:
McClellan: "The Union must be preserved at all hazards!"
Abraham Lincoln: "No peace without abolition."
Jefferson Davis: "No peace without Separation!!"

And finally here we've got a black guy tearing apart the nation: