/ BARAK / 132 its terror attack on a Pan American airliner in the late 1980s. Or, as in South Africa, that a change in nuclear policy might come from a change in régime in Tehran. Yet realistically, we couldn’t count on either. And there was no doubt in our minds that a nuclear Iran represented a hugely serious threat. If the Shi’ite Muslim regime in Iran did get a nuclear weapon, Sunni Arab states like Egypt and Saudi Arabia, and Turkey as well, would try to go nuclear. Neither they nor we could assume that Iran was developing a bomb as a mere act of deterrence. We couldn’t exclude the possibility that, especially in a crisis threatening the survival of the ayatollahs’ rule, Iran would use the weapons it was developing. It could even send a nuclear device in a container smuggled on board a commercial vessel docking in one of Israel’s ports. While few in Israel disputed the seriousness of the threat, a number of top political and military figures had deep misgivings about military action. Given the need for secrecy, most of our discussions took place within the so-called Group of Eight, often also including the chief of staff and other top generals from the Airya. Both Dan Meridor and Benny Begin, Menachem Begin’s son and a minister without portfolio, were opposed to an Israeli attack from the start. They were convinced that the implications for the region, and for our relations with the wider world, were difficult to predict and potentially dire. Dan raised a further concern. He feared an Israeli attack might actually intensify Iran’s effort to get a nuclear bomb, only now with political cover, because it would argue it was acting in self- defense. The view of those opposed to an Israeli strike was that we should rely on American economic and political pressure to deal with the threat. And, if that failed, on American military action. In November 2010, the internal debate came to a head, at a meeting involving the Group of Eight as well as the chief of staff, the