India, Aug. 21 -- Government-to-government meetings are typically sober affairs focussed on the minutiae of administration. But in recent years, meetings of the southern zonal council have grabbed headlines - for obvious reasons. With the Hindi heartland, the west, and slowly now the east, becoming fortresses of the BJP and its allies, peninsular India is the last bastion of the Opposition. Discussions at the 31st council meeting on Thursday - attended by the CMs of Karnataka, Tamil Nadu, Kerala and Andhra Pradesh, the deputy CM of Telangana, the lieutenant governors of Puducherry and Andaman and Nicobar Islands, and the administrator of Lakshadweep - flagged regional water disputes as a key fault line. The states voiced concerns about ri...