The same issues would be present in Israel. The Radical Republicans did take over all slaveowner land briefly in the aftermath of the war: https://en.wikipedia.org/wiki/Forty_acres_and_a_mule. I'm not sure what actual actions you're proposing to break the social networks of oppressors.
you must realize the logical conclusion to your argument is that the Confederacy should have been allowed to exist as part of a two state solution? Like, what exactly would be the difference?
The North had far more people (and this representation) and economic power, even excluding the political power freedmen would give them if they had stuck to their original plan of at least maintaining the integrity of the polls.