India possessed nuclear weapons at the time and was not party to the Nuclear Non-Proliferation Treaty .
It received waivers from the International Atomic Energy Agency and the Nuclear Suppliers Group , ending earlier restrictions on India 's nuclear technology and commerce .
Although India possessed nuclear weapons at the time and was not party to the Nuclear Non-Proliferation Treaty , it received waivers from the International Atomic Energy Agency and the Nuclear Suppliers Group , ending earlier restrictions on India 's nuclear technology and commerce .