Chalk up a diplomatic win for the White House. President Bush's surprise offer last week to talk to Tehran yielded breakthroughs that have momentarily quelled fears of U.S. military action against the Iranian regime. During a marathon meeting in Vienna with diplomats from the four other permanent members of the U.N. Security Council, as well as Germany and the E.U. Secretary of State Condoleezza Rice obtained an unprecedented commitment from Moscow and Beijing to support penalties in the Council if Iran refuses a package of political and economic incentives and continues nuclear activities that could enable it to build a Bomb.
European...