Is this because USA wants nuclear disarmament, or because USA wants to sell nuclear materials to the sub continent?
US urges India and Pakistan to sign and ratify nuclear test ban treaty Washington has welcomed 
Pakistan’s recent proposal to India for a bilateral agreement on nuclear weapons test ban, IBT By Nandini Krishnamoorthy August 24, 2016 The US has asked arch-rivals India and Pakistan to set aside their differences and sign and ratify the Comprehensive Nuclear-Test-Ban Treaty (CTBT). Welcoming Pakistan’s recent proposal to India for a bilateral agreement on nuclear weapons test ban, Washington has urged the two countries to hold talks.
Mark Toner, the State Department deputy spokesperson, said: “We welcome this high-level dialogue between India and Pakistan, encourage both countries to engage in the dialogue and exercise restraint aimed at improving strategic stability.”……..
On Tuesday (23 August), Pakistan announced a fresh move to seek support for its NSGmembership bid. Syed Tariq Fatemi, special assistant to the prime minister on foreign affairs, embarked on a visit to Belarus and Kazakhstan to win their backing, The Hindu reported.
While India was kept out, Pakistan’s membership was not discussed during the plenary meeting of the NSG in Seoul in June. Although it has China on its side, it failed to get the backing of the US.http://www.ibtimes.co.uk/us-urges-india-pakistan-sign-ratify-nuclear-test-ban-treaty-1577733
