An attack on tourists in India's Himalayan territory of Kashmir this week sparked a new crisis between nuclear armed South Asian neighbours India and Pakistan, with New Delhi blaming militants with "cross-border linkages" for the killings.

Relations between India and Pakistan are cratering following a deadly militant attack in Indian-administered Kashmir that has sparked tit-for-tat reprisals and raised fears of another military escalation between the nuclear-armed rivals.

India has taken strong steps against Pakistan, including suspending the Indus Waters Treaty of 1960 after Tuesday’s bloodshed in Pahalgam. Prime Minister Narendra Modi has also vowed strong action. Meanwhile,