At a recent conference on Israel's border with Gaza, a leader of Israeli settlers made some shocking statements. Daniella Weiss, who leads a settler group called Nachala, said that Palestinians living in Gaza will “disappear” and that many settlers are ready to move into the area. She spoke to a large crowd that included Israeli Security Minister Itamar Ben Gvir and other members of Prime Minister Benjamin Netanyahu's political party, Likud.

Weiss made it clear that her group's goal was ...