Member of the Executive Committee of the Palestine Liberation Organization, Zakaria al-Agha, takes part in the opening ceremony of the UNRWA gallery archive, in Gaza City on June 10, 2014. The gallery organized by the United Nations Relief and Works Agency (UNRWA) digitized to preserve a record of one of the world’s most entrenched refugee problems, created in what the Palestinians call the 'Nakba,' or catastrophe the uprooting in the war over Israel's 1948 creation. Photo by Mohammed Talatene