In order for one group of people to effect genocide on another group of people, the perpetrators must steal the material possessions, land, and spiritual possessions of the group it intends to victimize.
This is a fact of human nature, and has been done since time immemorial.
From Christian Identity to the Black Hebrews to the Fakestinians, the psychological pathology is always the same: They always claim that they are the real Jews, while simultaneously claiming that real Jews are imposters.