Nitish Kumar has run India’s poorest state for all but nine months of the past 20 years. The Bihar of today is a showcase of his achievements—and of his shortcomings Illustration: Lan Truong

Nitish Kumar has run India’s poorest state for all but nine months of the past 20 years. The Bihar of today is a showcase of his achievements—and of his shortcomings Illustration: Lan Truong