Ever since the phase of its electoral ascendance was inaugurated in Assam in 2014, this has been the toughest battle yet for the BJP. That it managed to retain its imprint, albeit with a trimmed mandate, speaks for its strategic nous, the vast political resources it brings to bear on winning elections, and also a basic skew in how its rival phalanxes were arranged. For, the BJP’s winning streak was maintained this time against a formidable challenge from two flanks.