Last night’s presidential debate between President Barack Obama and Governor Mitt Romney, the third of three such debates and explicitly devoted to foreign policy, highlighted a bipartisan American consensus regarding the unacceptability of Iran attaining nuclear weapons. Iran was mentioned 47 times, more than any other country, and both candidates...

While sparring over an array of issues, Vice President Joe Biden and Rep. Paul Ryan converged on the critical importance of the U.S.-Israel relationship to American interests and on the need to prevent Iran from becoming a nuclear power. The candidates’ stances, while differing sometimes sharply in claims and analyses, reflecting a...