The total area of South Berubari Union No. 12 is of which was to go to Bangladesh. The area of the four Cooch Behar enclaves which would also have to go to Bangladesh was making the total area to be transferred . The population of the area including the four enclaves to be transferred, as per 1967 data, was 90% Hindu. The Bangladesh enclaves, Dahagram and Angorpota, were to be transferred to India. Their total area was and as per 1967 data more than 80% of their population was Muslim. If this exchange had gone through, it would have meant a change of nationality for the population or migration of the population from Dahagram and Angorpota and South Berubari Union No. 12 and consequent serious rehabilitation problems. There were in any case major agitations by the people of Berubari protesting against the transfer.