'A nightmarish mess': millions in Assam brace for loss of citizenship

People who cannot prove links to region from before 1971 face being sent to detention camps

Millions of people in north-eastern India could lose their citizenship on Saturday in what could become the biggest exercise in forced statelessness in living memory.

Human rights experts have raised serious concern over the drive against suspected illegal immigrants in the border state of Assam, warning it could create a humanitarian crisis that disproportionately affects Muslims and the region's poorest communities.