Herodotus tells us of the Scythians, who ravaged the Middle East and Europe. The Romans later defeated Sarmatians on the plains of Pannonia. Even further back in history we know of the Indo-Aryan Mittani in Syria, while there are hints of a relationship between nomadic societies on the steppe of Eurasia and later settled populations in Eastern Europe, Iran & India. Because of the lack of literacy in most of the world before 500 B.C. we must rely on archaeology to connect the vaguest of these dots... Standard physical anthropological methods did yield results which suggested that populations of European...