Eps 4: Indo-Aryan Invasions SOUTH ASIA

Migration by an Indo-European people was first hypothesized in the late 18th century, following the discovery of the Indo-European language family , when similarities between western and Indian languages had been noted.
: "We report genome-wide data from 73 groups from the Indian subcontinent and analyze linkage disequilibrium to estimate ANI-ASI mixture dates ranging from about 1,900 to 4,200 years ago.
Reich et al.: "The stronger gradient in males, replicating previous reports, could reflect either male gene flow from groups with more ANI relatedness into ones with less, or female gene flow in the reverse direction.