NEW DELHI, May 20 -- Indian authorities have arrested nearly a dozen nationals for allegedly spying for Pakistan following their most serious conflict in decades, local media reported citing police.

At least 60 people died in fighting earlier this month triggered by an April 22 attack on tourists in Indian-administered Kashmir that New Delhi accused Islamabad of backing - a charge Pakistan denies.

Muslim-majority Kashmir is claimed in full by both countries, which have fought multiple wars over the Himalayan territory since their 1947 independence from Britain.

Broadcaster NDTV reported Monday that authorities had arrested nine alleged "spies" in the northern states of Haryana, Punjab and Uttar Pradesh.

Punjab's director general of po...