Non-Proliferation Treaty

With reference to the Non-Proliferation Treaty (NPT), consider the following statements:

  1. The Treaty defines nuclear weapon states (NWS) as those that had manufactured and detonated a nuclear explosive device prior to 1 January 1967.
  2. The treaty is reviewed every six years in meetings called Review Conferences of the Parties to the Treaty of Non-Proliferation of Nuclear Weapons.

Choose the correct answer from the codes given below:

Only 1
Only 2
Both 1 and 2
Neither 1 nor 2