Pakistan, June 6 -- For sixty-four years, the Indus Waters Treaty survived everything the subcontinent could throw at it-three wars, nuclear brinkmanship, terrorist attacks, diplomatic ruptures that shattered every other institutional bridge between New Delhi and Islamabad. It was, as the textbooks liked to say, the gold standard of transboundary water governance: proof that even nuclear-armed enemies could recognise the existential logic of cooperation over a shared river. That proof is now being demolished, one tunnel bore and one sluice gate at a time. India's decision to advance two major hydraulic infrastructure projects on the Chenab River - while simultaneously placing the Indus Waters Treaty in formal abeyance - is not a technical...