There was a slow change in how a typical wonder of development of individuals over a topographically adjoining and landlocked territory came to be seen over a timeframe. Till the late 1960s when there was a battle for Assamese being made the state dialect, the transient Bengalis agreed with the Assamese talking populace against the Bengali speakers of Barak Valley who moved from Sylhet and Mymensingh area of East Bengal.
The Migrant populace who settled on low lying valley territories due to the presentation of the Line System in 1820s acknowledged Assamese dialect and culture. They called themselves Na Asamiya or Neo Assamese. These individuals recorded Assamese as their primary language amid Census. This raised the rate of Assamese speakers to more prominent than 60% and tilted the adjust for Assamese speakers.
At this crossroads the polarization was between Assamese Speakers and Bengali speakers on the subject of dialect and furthermore the topic of occupations.However over a timeframe the partnership changed. The polarization gradually occurred amongst Assamese and Muslim outsiders. Furthermore, the topic of personality of who is really an Assamese or “Khati Axomiya” took the inside stage.
This new advancement in the 1970s backpedaled over and over to the questionable report of C S Mullan, a Census official in 1931. His report indicated the changing demography of Assam. Amalendu Guha considers him to be being the initiator of abhor battle by utilizing “intrusion” set up of ‘relocation’.