Which of the following is not correct about Nuclear Non-Proliferation treaty?
1
The treaty divides the signatories into two categories: those who possess the nuclear weapons and those who did not.
2
Earlier focus had mostly been on weapons systems, strategic parity and corresponding geostrategic considerations.
3
The NPT was the second step to the construction of an effective international regime designed to halt the proliferation of nuclear weapons after ABM treaty.
4
It commits the non-weapon states to inspection of their holdings of nuclear materials.