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
British rule in Burma War in 1885, Upper Burma was annexed, and the following year, the province of "Burma" in British India was created, becoming a "major" province (a Lieutenant-Governorship) in 1897. This arrangement lasted until 1937, when Burma began to be administered separately by the Burma Office under the Secretary of State for India and Burma. British rule was disrupted during the Japanese occupation of much of the country during the Second World War. Burma achieved independence from British rule on 4 January 1948. Burma is sometimes referred to as "the Scottish Colony", due to the heavy role played by Scotsmen in colonising