Secretary of State John Kerry (right) and Iranian Foreign Minister Javad Zarif shake hands as Omani Minister Responsible for Foreign Affairs Yussef bin Alawi and former EU top diplomat Catherine Ashton watch Nov. 9 in Muscat, Oman. Nicholas Kamm /AFP/Getty Images hide caption

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What do you get when three Israelis, two Iranians and a German walk into a room? A Berlin-based world music ensemble known as Sistanagila, named after an Iranian province — Sistan and Baluchestan — and the popular Jewish folk song "Hava Nagila." Courtesy of Sistanagila hide caption

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Iranian women chant during a demonstration in front of the former U.S. Embassy in Tehran, marking the 1979 takeover just days ahead of a key meeting between the two nations' top diplomats over Iran's nuclear program. Vahid Salemi/AP hide caption

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Iranians protest in Isfahan, Iran, last month in solidarity with women injured in a series of acid attacks. Several women have been attacked by assailants on motorcycles who threw acid on their faces, purportedly because they were "badly veiled." Arya Jafari/AFP/Getty Images hide caption

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Reyhaneh Jabbari, seen here during a 2008 court date in Tehran, was executed in Iran Saturday. She had said she acted to defend herself from a potential rapist. GOLARA SAJADIAN/AFP/Getty Images hide caption

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Companies from Jordan, Pakistan, Turkey, Saudi Arabia and Iran were among the more than 100 Internet startups at this year's Startup Istanbul event on Sept. 30. It was Iranian entrepreneurs' first time competing on an international stage. Courtesy of Startup Istanbul hide caption

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Iranian women look at the palace of King Darius of Achaemenid Persepolis, near Shiraz in southern Iran. Behrouz Mehri/AFP/Getty Images hide caption

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"Today's anti-Westernism is a reaction to yesterday's racism," Iranian President Hassan Rouhani said in a speech at the U.N. General Assembly on Thursday. Jason DeCrow/AP hide caption

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Members of the Mehdi Army militia, which once fought U.S. forces in Iraq, take part in training in the southern Iraqi city of Basra on June 17. The militia's fighters now find themselves allied with the U.S. against the self-declared Islamic State. AFP/Getty Images hide caption

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Iranian Foreign Minister Mohammad Javad Zarif speaks during a recent news conference in Rome. Zarif told NPR that the U.S. has been hesitant and contradictory in its approach to dealing with the self-declared Islamic State. Fabio Campana/EPA/Landov hide caption

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An Iranian security guard directs media at the Bushehr nuclear power plant in 2010. Iran and negotiators from six world powers are in Vienna trying to work out a long-term deal on Iran's nuclear program. Vahid Salemi/AP hide caption

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U.S. Secretary of State John Kerry speaks Tuesday during his final press conference after talks over Tehran's nuclear program in Vienna. A deal has not been struck in time for the deadline this Sunday, and negotiations will be extended into November. Joe Klamar/AFP/Getty Images hide caption

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A worker rides a bicycle in front of the Bushehr nuclear power plant in Iran in 2010. Iran and six world powers are meeting in Vienna this week with the goal of reaching a comprehensive deal on Iran's nuclear program before a July 20 deadline. Majid Asgaripour/Mehr News Agency/AP hide caption

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