Britain called on Tuesday for calm between Indian and Pakistani communities in London after lawmakers voiced concerns that tensions over a deadly militant attack in India's Kashmir region could spill into the diaspora.

Nazir Ahmad Wani's house in Kashmir's Khasipora village was one of the nine homes destroyed so far. Police say his son, Amir Nazir, is a member of the Jaish-e-Mohammed group that India has designated as a terrorist outfit.

NEW DELHI — A deadly attack on tourists in Indian-controlled Kashmir has again moved India and Pakistan closer to war as the two rivals downgraded diplomatic and trade ties, closed the main border crossing and revoked visas for each other’s nationals.