If diplomacy fails, Israel faces the dilemma of not possessing sufficiently strong conventional forces to take out suspected Iranian sites. ++ Iran represents a more difficult target for Israel than Syria or Iraq did, since most of its nuclear installations are close to population centers. ++ In order to deter Iran, Israel could partially or totally unveil its highly secretive nuclear program. ++ Until now, Iran has failed to react to Israeli threats. ++ This moves Israel closer to the nuclear option and makes a political settlement all the more urgent.