In towns and villages across India’s north-eastern state of Manipur, some houses have been reduced to ashes while neighbouring properties stand untouched, after an eruption of ethnic violence in which more than 70 were murdered and 30,000 forced to flee. The bloodshed which began on 3 May has mostly abated, but there is little hope of a swift return to normality. Food is scarce; a curfew is still enforced by the army and paramilitary troops; the internet remains suspended; shops, schools and offices are closed; thousands of people remain stranded in crowded and unsanitary refugee camps. And reports of fresh...