Jewish diaspora people as descending from ancient Hebrew and Israelite residents of the Levant" and "the dispersion of the people of ancient Israel throughout the Old World". North African, Italian and others of Iberian origin show variable frequencies of admixture with non-Jewish historical host populations among the maternal lines. In the case of Ashkenazi and Sephardi Jews (in particular Moroccan Jews), who are closely related, the source of non-Jewish admixture is mainly southern European, while Mizrahi Jews show evidence of admixture with other Middle Eastern populations and Sub-Saharan Africans. Behar "et al." have remarked on an especially close relationship of Ashkenazi Jews
Haredim and Zionism Sephardi or Mizrahi rabbis is far lower than among Ashkenazi rabbis, and these constitute a small minority of the Sephardi Haredi leadership. The Sephardi Haredi political party in the Knesset is Shas, which represents the vast majority of Sephardi Haredim, and is headed by Aryeh Deri. In 2010, Shas joined the World Zionist Organization, and officially became the first Zionist Haredi party. The party's long-time spiritual leader, Rabbi Ovadia Yosef, opposed saying Hallel in the Yom HaAtzmaut prayer service, but writes that, "One may say Hallel after the completion of the prayers, without the blessing..." While in the past, when