The crucial battles of World War II fought in India’s north-east-followed soon after by Independence and Partition-had a critical impact on the making of modern Assam. In the three decades following 1947, the state of Assam underwent massive political turmoil, geographical instability, and social and demographic upheaval, among others. Later, the truncated state suffered widespread unrest as various groups believed their cultural identity and political leverage were under threat. New social energies and political forces were unleashed and came to the fore.