The special relations between the Barzani tribal chiefs and the patriarchs of the family of Khawaja Khinno continued even after the exodus of Mustafa Barzani to Russia in 1947 and the mass migration of the Jews to the State of Israel from 1951 to 1952.
During World War II and especially at the end of the British Mandate of Palestine in 1947, a drastic reduction in the Jewish population of Iraq began, affecting also the Jews inhabiting the northern Kurdish-dominated regions.