It comes after India's retaliatory measures following a militant attack in Kashmir killed 26 tourists on Tuesday.

Relations between India and Pakistan are cratering following a deadly attack in the disputed Himalayan region of Jammu and Kashmir that left more than two dozen tourists dead, raising fears of military escalation between the nuclear-armed rivals.

Pakistan said it was suspending trade and closing its airspace to Indian airlines, while India suspended a water-sharing treaty, after Tuesday’s attack in Kashmir.