It was a rare week of good news in the Middle East. Iran met its obligations to formally launch all the provisions of the nuclear agreement agreed to with world powers last July, an early demonstration of its commitment to radically restructure its nuclear activities in exchange for sanctions relief. Tehran also surprised many observers with the quick release of 10 U.S. sailors detained last week after they inadvertently navigated into Iranian territorial waters in the Persian Gulf. Finally, in the latest step forward in building a more functional relationship between Washington and Tehran, the two sides completed secret negotiations over a prisoner swap that saw five Americans, four of whom are dual nationals, released by Iran, in exchange for the U.S. releasing seven Iranians—six of them dual nationals, all charged or convicted of sanctions-related violations—and dropping international arrest warrants for 14 others. There will be steps backward in the future, to be sure, but now is a moment to enjoy the fruits of smart diplomacy.

Read more here.