Breaking down the question
The statement asks you to examine isolationism as a dominant feature of colonial tribal policy. You must explain what isolationism meant in practice, show how it shaped colonial administration of tribal areas, and assess whether — and how far — it really was the dominant thrust.
Isolationism denotes the policy of keeping tribes apart from the mainstream through legal and administrative barriers. Dominant feature invites evaluation: was isolation the governing principle, or one strand among mixed motives? A good answer both establishes the feature and qualifies the claim.
How to approach it
Begin by defining isolationism and locating it in colonial practice. Then show the administrative machinery through which it worked — the scheduled and excluded areas, the inner line — and the mixed motives behind it. Assess its consequences, connect it to the isolation-versus-assimilation debate, and close with a balanced verdict on whether isolation was truly dominant.
Model answer
Isolationism was the policy of insulating India's tribes from contact with the wider society through legal and administrative barriers. It was indeed a prominent feature of colonial tribal policy, though its dominance must be qualified by the mixed motives that lay behind it.
The policy took concrete administrative form. Through the Scheduled Districts Act of 1874, the inner line regulations in the North-East, and later the Excluded and Partially Excluded Areas created under the Government of India Act of 1935, the colonial state sealed tribal tracts off from ordinary law and administration. Outsiders were restricted, general legislation was suspended or modified, and governors ruled these areas at their discretion. The effect was to hold tribes apart as distinct enclaves.
Several motives drove this. In part it reflected a protective impulse — a wish to shield tribes from the land alienation, indebtedness and exploitation that contact with dikus had already produced. In part it was administrative convenience — governing remote, difficult terrain indirectly and cheaply. And in part it served strategic control — insulating restive frontier populations after the tribal revolts of the nineteenth century.
The consequences were double-edged. Isolation did preserve some tribal autonomy, land and culture from immediate erosion. But it also froze development, denying tribes education, health and economic opportunity, and it deepened their backwardness and marginality. Critics charged that it treated tribes as museum specimens.
This is where the policy fed the enduring isolation-versus-assimilation debate. Verrier Elwin, at least in his early work, defended a measure of protective isolation — caricatured by opponents as a national park approach. G. S. Ghurye countered that tribes were backward Hindus already assimilating, who should be integrated rather than sealed off. After independence, Nehru's tribal panchsheel sought a middle path of integration without forced assimilation.
Isolationism was therefore a real and dominant strand of colonial policy, expressed through the excluded areas and the inner line. Yet it was never purely protective — it mixed protection with convenience and control — and it coexisted with assimilationist pressures from missionaries, traders and administrators. The fairest verdict is that isolation dominated the administrative form of tribal policy while its motives remained mixed. For fuller treatment, see the note on tribes, integration and autonomy.
Examiner's perspective
Examiners expect the candidate to define isolationism and then demonstrate it through the actual machinery — the scheduled and excluded areas and the inner line — rather than assert it. Marks reward the analysis of mixed motives and the honest weighing of consequences, protective yet developmentally stunting. The strongest scripts anchor the answer in the isolation-versus-assimilation debate, naming Elwin, Ghurye and the Nehruvian synthesis, and deliver a qualified verdict on how far isolation was truly dominant.