NEW DELHI: Hundreds of people in India’s border region with Bangladesh have fled to the frontier, police said Wednesday, after the government ordered the construction of detention centers for undocumented Bangladeshi migrants and Rohingya refugees. Prime Minister Narendra Modi’s Hindu-nationalist Bharatiya Janata Party (BJP) swept to power in West Bengal state in early May with a hard-line policy to “detect, delete and deport” illegal migrants. India’s right-wing have long argued that illegal migration is a national security threat, and warned of changing demography in India’s border states.

India's ruling Hindu-nationalist party has ordered detention centres for undocumented Bangladeshis and Rohingyas in West Bengal state, sparking fear among minorities that it could…

Decision fuels anxiety among West Bengal’s roughly 35m Muslims; rights activists say deportations from Assam often based on ethnic profiling.