Hindustan Times via Getty Images For years, India's West Bengal state was the great exception to Narendra Modi's political advance.
His Bharatiya Janata Party (BJP) had swept through India's Hindi-speaking heartland, expanded into the west and north-east, and overwhelmed once-formidable regional rivals. Yet Bengal - argumentative and steeped in a self-image of cultural exceptionalism - remained stubbornly resistant.
That made this state election






