This book brings a continuous evolution and preservation of refugee community identities, transformation of cultural values and Politicization of linguistic nationalism in Assam and Tripura in postcolonial India. By using primary resources such as central and state government archives, official records, census data, extensive field survey, along with contemporary literature author aims to portray the resistance of refugees for collective community identity and official recognition as a citizen of India. Author tried to question the categorization of refugees' as a fragmented cultural and ethnic identities and present a biased and discriminatory politics of state towards Bengali refugees' in Assam and Tripura during refugee rehabilitation programme. She also highlighted interlinkage of refugee issue also with the identity politics, dispute on boundary demarcations, land resource management and allocation along with preservation of tribal ethnicity and collective community identity values.