Peres believes Obama would use military force if necessary to prevent a nuclear Iran . The Israeli leader said he is not sure whether the U.S. president will follow through on his threat of using force. Obama says it will be a year before Iran reaches final development stage of nuke . Threat of military action designed to pressure Iran to negotiate a diplomatic settlement .
Peres believes Obama would use military force if necessary to prevent a nuclear Iran . Israeli president says he trusts Obama and `` I respect his words '' Obama says it will be a year before Iran reaches final development stage of nuke . Threat of military action designed to pressure Iran to negotiate a diplomatic settlement .