Absolutely. The whole submarine class was apparently built with that in mind. These missiles are apparently nuclear armed . There would be no victory lap in Tehran.
Yet there is an increasingly unpopular regime. This regime has used 13 year olds to clear mine fields.
Iran could be in for a counter revolution within the next five years. An attack might strengthen the regime.
Iran could be in for a counter revolution within the next five years. I believe today's inaugural speech might have advanced the timetable.
It is conceivable that, yes, an attack would strengthen the regime. But Cheney's statement smacks of "an ace in the hole" in the event it comes to a showdown before the regime has tumbled.