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CAIRO, EGYPT - APRIL 15: People chant slogans during a protest against the decision to hand over control of two strategic Red Sea islands, namely Tiran and Sanafir, to Saudi Arabia in front of the Press Syndicate building, in Cairo, Egypt on April 15, 2016. (Photo by Stringer/Anadolu Agency/Getty Images)

CAIRO, EGYPT - APRIL 15: People chant slogans during a protest against the decision to hand over control of two strategic Red Sea islands, namely Tiran and Sanafir, to Saudi Arabia in front of the Press Syndicate building, in Cairo, Egypt on April 15, 2016. (Photo by Stringer/Anadolu Agency/Getty Images)