After Independence of India, Several tribes of Northeast India like Naga people, Mizo people, Bodo people and Khasi people begin demanding separate statehood or complete independence identity for themselves. These demands were agitated both by common people and group of insurgencies. The Congress Govt. Assam in 1960, declared Assamese language as the official language of the State ignoring existence of multiple tribes and languages, causing discontent among indigenous tribes, which form majority of then Assam State. [https://www.jstor.org/stable/4377333?seq=2#page_scan_tab_contents] This led to the formation of Nagaland State in 1963 and State of Meghalaya in 1971. The then unified districts (Karbi Anglong district & Dima Hasao district) were invited to join the newly created Meghalaya. The twin districts vetoed to join the newly createtd State of Meghalaya, after the assurance of greater independence from State of Assam.