Transition from pre-colonial to colonial; Founding of the British Empire: Assam valley, Surma valley, Nagaland, Khasi Hills, Inner line; Managing natural resources: forms and mechanism, land, forest and mineral resources; Colonial rule and resistance: peasants, workers, tribes; Middle class: ideals and social transformation, collaboration and resistance with the colonial state; Freedom movement: ideology, forms, polity; Post-independence dilemmas: from linguistic nationalism to ethnic aspirations, re-organisation of state, claims and struggle for natural resources, identity and anti-foreigner’s movement.