Meghalaya (formerly Assam)
The Khasi Hills (east of the Garo Hills) and (even further to the east) the Jaintia Hills were mainly part of Tribal Assam in British India, now part of the present Indian constitutive state of Meghalaya, especially Jaintia district, capital Jowai, East Khasi district, capital Shillong, and West Khasi district, capital Nongstoi.
Read more about this topic: Hill States Of India