India’s ruling Bharatiya Janata Party appears on course to dethrone the 25-year-old rule of the Left parties in Tripura state and capture power in alliance with a regional party in Nagaland while Congress is poised to be the single largest party in Meghalaya as counting of votes in the elections to the three north-eastern states neared the end.

The recent elections to four Indian states and one union territory are being interpreted by many as the march of the BJP and the decline of the Congress party.