New Delhi, May 6 -- One of Indian politics' longest-standing state alliances came to an end on Wednesday when the Congress party severed its 55-year ties with the Dravida Munnetra Kazhagam in Tamil Nadu, announcing full support for Vijay's Tamizhaga Vettri Kazhagam to form the next state government. The decision, sweeping in both its symbolism and its stated scope, signals a fundamental reordering of Tamil Nadu's coalition arithmetic.

The Congress-DMK partnership, forged in 1969, has been a cornerstone of Tamil Nadu's secular and Dravidian political tradition for over half a century. Wednesday's break was not framed as a rupture born of grievance, but as a deliberate pivot towards what the Congress described as a stronger alignment of va...