Dienekes has a discussion up of a new paper on Iranian Y-chromosome variation. My post isn’t prompted by the genetics here, but rather a minor historical note within the text which I want to correct, again, because it isn’t totally minor in light of contemporary models of the uniqueness of Iranian (specifically Persian) identity in the Middle East:
Persian identity refers to the Indo-European Aryans who arrived in Iran about 4 thousand years ago (kya). Originally they were nomadic, pastoral people inhabiting the western Iranian plateau. From the province of Fars they spread their language and culture to the other parts of the Iranian plateau absorbing local Iranian and non-Iranian groups. This process of assimilation continued also during the Greek, Mongol, Turkish and Arab invasions. Ancient Persian people were firstly characterized by the Zoroastrianism. After the Islamization, Shi’a became the main doctrine of all Iranian people.
As Dienekes observes I’ve objected to this confusion before:
For example, it is routinely unknown that before the Safavids Iran was a predominantly Sunni domain. This is not to deny the presence of Shia within the borders of modern Iran, but aside from periods of state patronage (e.g., the Buyids) the status of Shi’ism was as ...