Pakistani officials have said Saturday’s ceasefire with India reestablished deterrence. But New Delhi insists the rules of engagement have irrevocably changed.

The military operations chiefs of India and Pakistan spoke by phone on Monday, the Indian army said, as New Delhi reopened airports and shares rose in both countries following a ceasefire that paused days of intense fighting last week.

WASHINGTON—Nuclear-armed rivals India and Pakistan have agreed to a ceasefire following U.S.-led talks to end an intensifying military confrontation, President Donald Trump announced in a post on his Truth Social media platform Saturday morning.