Husain Haqqani, a Pakistani former diplomat, at the launch of his book 'Reimagining Pakistan: Transforming a Dysfunctional Nuclear State', in Mumbai on April 12, 2018. Hindustan Times via Getty Images
Husain Haqqani, a Pakistani former diplomat, at the launch of his book 'Reimagining Pakistan: Transforming a Dysfunctional Nuclear State', in Mumbai on April 12, 2018. Hindustan Times via Getty Images

Pakistan can play positive role in Afghan peace, says former ambassador to US