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.

At least 26 people were killed and many others injured Tuesday, the vast majority of them tourists, when suspected militants opened fire on civilians in Indian-controlled Kashmir, according to Indian authorities in the region.

At least 20 people were feared dead after suspected militants opened fire on them in India's Himalayan territory of Jammu and Kashmir on Tuesday, with officials saying it was one of the deadliest such attacks in recent times.