"We show that Armenians have indeed remained unadmixed through the Neolithic and at least until the first part of the Bronze Age, and fail to find any support for historical suggestions by Herodotus of an input from the Balkans.

However, we do detect a genetic input of Sardinian-like ancestry during or just after the Middle-Late Bronze Age"

https://www.biorxiv.org/content/10.1...06.24.168781v1