Tehran’s claim its nuclear program is peaceful relied on Khamenei’s religious ban; his successor has not reaffirmed it, hardliners are rising, and calls grow to pursue a bomb: 'We have entered a new phase, we are a superpower' “We believe that in addition to nuclear weapons, other types of weapons of mass destruction, such as chemical and biological weapons, pose a serious threat to humanity. The Iranian nation, which has itself been a victim of chemical weapons, feels mor... [5943 chars]