Tehran, March 30 -- Iran's Foreign Ministry spokesman said Monday that Tehran was "reviewing" its membership in the Nuclear Non-Proliferation Treaty (NPT), marking a significant escalation amid mounting uncertainties over the ongoing war in West Asia.

"Parliament has announced that it is reviewing the matter. The matter is also being discussed in public discourse. This is a big question, and the answer is not simple," Iranian foreign ministry spokesman Esmail Baqaei said Monday in televised remarks.

"The logical question that our public asks is: What is the benefit of being a member of a treaty whose dominant international parties do not allow us to enjoy the rights and privileges it provides?"The NPT, which came into force in 1970, recog...