Since the British rule in this area (from 1860-todate), there had been many changes in the traditional
life-ways of the Pahari people (the ethnic people who live in the hills of CHT); i.e., economy, social
values and culture. From the independence of Bangladesh (1971-) there have been massive
encroachments of the migrants from the plain districts of Bangladesh to the CHT either by the
government's encouragement or by assistance, who consequently came into conflict with the ethnic
people and caused a great sufferings not only in the livelihoods but also their distinct cultures.