Sounds to me like those people miss Jim Crow and the advantages of a society built on the persecution and hate of others. Retrograde with all its negative conno

Sounds to me like those people miss Jim Crow and the advantages of a society built on the persecution and hate of others. Retrograde with all its negative connotations doesn't even begin to be negative enough for the situation you're describing. Yes, you could have chosen a better word but you're looking in the wrong direction.