Kashmir crisis: who are the groups behind Pakistan’s ‘terrorist infrastructure?’

Tensions between the nuclear-armed neighbours are set to escalate after India’s ‘precision strikes’ which killed 26 people

• Kashmir crisis live – latest updates

With India launching missile strikes on what it says are camps associated with militant groups inside Pakistan in retaliation for last month’s massacre in Kashmir, attention has once again focused on India’s claimed relationship between Islamabad and armed groups involved in attacks in the disputed Himalayan region of Kashmir, most prominently Lashkar-e-Taiba.