The risk of exposing a military still being modernized may constrain Prime Minister Narendra Modi as he weighs retaliation for a terrorist attack.

India and Pakistan will figure out relations between themselves, U.S. President Donald Trumpsaid on Friday as tensions soared between the two neighboring countries after an attack in India's Kashmir region that was the worst in nearly two decades.

Relations between India and Pakistan are cratering following a deadly militant attack in Indian-administered Kashmir that has sparked tit-for-tat reprisals and raised fears of another military escalation between the nuclear-armed rivals.