Iran, also called as Persia and officially known as Islamic Republic of Iran doesn’t have a nuclear weapons presently. It is believed that they have signed treaties refusing possession of nuclear weapons like Biological Weapons Convention, Chemical Weapons Convention and Nuclear Non-proliferation Treaty. Iran has the knowledge of effects of the weapon as over 100,000 Iranian people consisting of its civilians and troops were killed in the Iraq-Iran War. On the grounds of ideology, categorical and public religious decree was issued by Supreme Leader of Iran Ayatollah Ali Khamenei, against production, development, use and stockpiling of weapons. According to some reports published, Iran can produce enough uranium of weapon grade for 1 nuclear war head in 1.7mnths. US intelligence reports said Iran was conducting researches that could it in the weapons production but not doing it. Despite no evidence of the weapons, it is believed that Iran has nuclear weapons but the number is a mystery.