The prominent Jewish figure who led the fight against immigration: this is Stephen Miller - the new influential man in the White House. Stephen Miller, the new White House Chief of Staff, is the son of Jewish immigrants who fled Europe, and became the architect of the mass deportations in the United States. He participated in discussions to cancel visas for pro-Palestinian students, caused widespread controversy due to his ties to white nationalist ideas, and is an ardent supporter of Israel and the war against Iran.