Northeast India when they became relatively isolated from traditional trading partners such as Bhutan and Myanmar. Many of the peoples in present-day Mizoram, Meghalaya and Nagaland converted to Christianity under the influence of British (Welsh) missionaries. In the early 19th century, both the Ahom and the Manipur kingdoms fell to a Burmese invasion. The ensuing First Anglo-Burmese War resulted in the entire region coming under British control. In the colonial period (1826–1947), North East India was made a part of Bengal Province from 1839 to 1873, when Assam became its own province. After Indian Independence from British Rule in 1947, the Northeastern
Political warfare in British colonial India that indirect rule allowed for social development through gradual change from within rather than shattering the social fabric, producing opposition from the local populace. Indirect rule is less confrontational and more collaborative, therefore a better means for domination. The colonial administration recognised around 600 semi-autonomous princely states, nominally advised by a British resident; the states possessed one quarter of the country’s population. British administrators also employed tax collectors and landlords even in the more "directly" ruled regions of the country and paid for the landlord’s loyalty with large tracts of land and some power to collect taxes for personal use.