Since the late 19th century, the so-called “Khazarian theory” has promoted the idea that a bulk of Ashkenazic Jews living in Eastern Europe descended from medieval Khazars, a semi-nomadic Turkic people who founded a powerful polyethnic state in the Caucasus and north to the Caspian, Azov and Black seas. The theory received a recent boost with the 1976 publication of “The Thirteenth Tribe,” a book by Arthur Koestler. Most recently, the Khazarian hypothesis has been promoted by authors like the Tel Aviv University professor of history Shlomo Sand and Tel Aviv University professor of linguistics Paul Wexler, as well the geneticist Eran Elhaik.For past PaleoJudaica posts on the idea that Ashkenazi Jews came from the Khazars, see here and follow the links. The posts deal in particular with the genetic and linguistic evidence against the idea.
Despite this institutional backing, the theory is absolutely without evidence. ...
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