Imminent Iran nuclear threat? A timeline of warnings since 1979.
1. Earliest warnings: 1979-84
Fear of an Iranian nuclear weapon predates Iran’s 1979 Islamic revolution, when the pro-West Shah Mohammad Reza Pahlavi was deep in negotiations with the US, France and West Germany, on a nuclear-energy spending spree that was to yield 20 reactors.
Late 1970s: US receives intelligence that the Shah had “set up a clandestine nuclear weapons development program.” […]
1984: Soon after West German engineers visit the unfinished Bushehr nuclear reactor, Jane’s Defence Weekly quotes West German intelligence sources saying that Iran’s production of a bomb “is entering its final stages.” US Senator Alan Cranston claims Iran is seven years away from making a weapon.