It is a hot and furious week in India’s parliament. Narendra Modi, the prime minister, is accused of turning a blind eye to three months of bloodshed in some of the poorest villages of India, in the remote north-east state of Manipur. Barbaric details are surfacing: hundreds of villages destroyed, Christian churches and schools torched, and widespread sexual assault of women. About 50,000 people have fled their homes; at least 124 are dead. This week, at last, Modi is being forced by a no-confidence motion to speak about the violence. The charge against him: a “brazen indifference” to the killing....