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Iraqi Christians at St. Joseph church in Arbil, Iraq, on April 12, 2014. (SAFIN HAMED/AFP/Getty Images)

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Egyptians celebrate in Cairo's Tahrir Square on June 3, 2014 after ex-army chief Abdel Fattah al-Sisi won 96.9 percent of the vote in Egypt's presidential election. (KHALED DESOUKI/AFP/Getty Images)

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A young woman next to a satirical portrait of U.S. President Barack Obama while marching in support of the legalization of marijuana on August 7, 2010 in Berlin, Germany.(Sean Gallup/Getty Images)

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U.S. President Barack Obama speaks at the Ronald Regan Building and International Trade Center, June 25, 2014 in Washington, DC. (Mark Wilson/Getty Images

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Palestinian militants of the Ezzedine al-Qassam Brigades, Hamas's armed wing, parade in Rafah, southern Gaza Strip, on May 29, 2014. (SAID KHATIB/AFP/Getty Images)