Tehran gave assurances Wednesday that its nuclear policy was unchanged and that it still adhered to a fatwa banning weapons of mass destruction, after an Iranian official said the country was able to make atomic bombs. It is the second time in the past 18 months that Iran has reiterated its opposition to nuclear weapons following comments by an official. “In regard to the topic of weapons of mass destruction, we have the fatwa”, or religious edict, by Iran’s supreme leader that prohibits the manufacture of such weapons, said foreign ministry spokesman Nasser Kanani. The fatwa declares the use …