P.G. Tribal and ethnic studies is a postgraduate course. Ethnic studies, in the United States, is the interdisciplinary investigation of distinction—predominantly race, ethnicity, and country, yet in addition sexuality, sex, and other such markings—and power, as communicated by the state, by common society, and by people. Rather than International investigations, which was initially made to concentrate on the relations between the United States and Third World Countries, Ethnic examinations w