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World leaders take part in a press conference July 14, 2015, after reaching a nuclear deal with Iran. From left are Chinese Foreign Minister Wang Yi; French Foreign Minister Laurent Fabius; German Foreign Minister Frank-Walter Steinmeier; Federica Mogherini, high representative of the European Union for foreign affairs and security policy; Iranian Foreign Minister Mohammad Javad Zarif; British Foreign Secretary Philip Hammond; and U.S. Secretary of State John Kerry. (CNS /Herbert Neubauer, EPA)