The Asura of the Indus Valley empire led by Meskiangasher soon became masters of the Arabian sea invading a location in Africa near Egypt. They seem to have carried the Haplogroup T (see ארפכשד) with them.

http://en.wikipedia.org/wiki/Mleccha

http://en.wikipedia.org/wiki/Meluhha

They were the originators of Sumerian culture and civilisation. They are criticised heavily in the Hindu texts but praised in the Zoroastrian ones.