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
Ethnoreligious group ethnoreligious groups are traditional Anabaptist groups like the Old Order Amish, the Hutterites, the Old Order Mennonites and traditional groups of German speaking Mennonites from Russia, like the Old Colony Mennonites. All these groups have a shared German background, a shared German dialect as their every day language (Pennsylvania German, Hutterisch, Plautdietsch) and a shared version of their Anabaptist faith, a shared history of several hundred years and they have accepted very few outsiders into their communities in the last 250 years. Modern proselytizing Mennonite groups, like e.g. the Evangelical Mennonite Conference whose members have lost their shared ancestry, their