The ancient Israelites consisted of twelve tribes: these twelve were, according to tradition, at the time of the fall of Babel spread throughout the Earth. Today's genetic and geographical studies prove therefore nothing at all. And certainly not that Israel or Jerusalem were not Jewish in the distant past. People with so-called scientific studies, which "proofs" the non-Jewishness of Jerusalem or Israel, companies probably not science, but propaganda with a clear political purpose.
Exit polls predict Portugal's center-right coalition set to win election (Reuters)
from the article: DNA tests reveal Hitler's Jewish and African roots