Gary Sick writes: In national security policy, you must always be careful what you wish for. Policies with short-term appeal often come with disagreeable longer-term consequences. And that may be exactly what is happening on Capitol Hill as politicians line up against a nuclear deal with Iran.

Today, there are many who are prepared to reject a negotiated nuclear agreement with Iran on the grounds that a return to coercive pressure and isolation will ensure the elimination of the entire Iranian nuclear capability and extend that “zero probability” of a nuclear weapon into the indefinite future. This is close to the position that Israeli Prime Minister Benjamin Netanyahu laid out in his speech to Congress last week.

Certainly, turning back the clock and eliminating every aspect of nuclear know-how in Iran would be desirable. But proponents of an even more coercive policy should recognize that if they get their wish, they may create a security threat far greater than the limited threat they are now trying to prevent. [Continue reading…]