If you're referring to the Civil War era, in the years leading up to the war, once such compromise could have been that slavery could continue to exist where it was, but not spread to other states.
Among the Omotic States the dynasty names of Matto and Minjo as well as the name of king (tato) belonged to the Kingdom of<u>K</u><u>a</u><u>f</u><u>f</u><u>a</u>
