A year after the four-day India-Pakistan conflict brought South Asia to the edge of a dangerous escalation, the region has drifted into a brittle and deeply uneasy equilibrium.

The crisis - triggered after a deadly militant attack on tourists in Indian-administered Kashmir, and culminating in military strikes by India and retaliatory action from Pakistan - lasted barely 90 hours.

But the conflict hardened political and diplomatic estrangement, leaving little space even for limited normalisation.

Formal diplomacy is almost non-existent now. The border is shut, trade is suspended, cricket ties remain severed and the Indus Waters Treaty remains in abeyance.

"Relations remain in deep freeze," former Pakistani diplomat, Husain Haqqani, now a senior fellow at Anwar Gargash Diplomatic Academy and Hudson Institute, told the BBC. "Neither side believes it needs to reach out to the other for either domestic or international reasons.