At least 26 people were killed and 17 others wounded when gunmen opened fire on tourists in Indian-controlled Kashmir, the worst assault in years targeting civilians in a restive region that has seen an anti-India rebellion for more than three decades.

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.

A day after suspected militants killed 26 men at a tourist destination in Kashmir in the worst attack on civilians in the country in nearly two decades, Indian Foreign Secretary V