Pakistan is estimated to have more nuclear warheads than India and the two Asian neighbours along with China are increasing their arsenals and deploying weapons at more sites, two eminent American atomic experts have claimed.

While Pakistan is estimated to possess 70-90 nuclear weapons, India is believed to have 60-80, claims Robert S Norris and Hans M Kristensen in their latest article 'Nuclear Notebook: Worldwide deployments of nuclear weapons, 2009'.