Cairo - Egypt's candidate for the post of the director-general of the United Nations Educational, Scientific and Cultural Organization (UNESCO), Ambassador Moshira Khattab, arrived to Egypt after a short visit to France, MENA reported. During her visit, Khattab delivered a speech to a UN model conference at Paris Institute of Political Studies. Khattab was invited to take part in the event upon an invitation by the institute head. The diplomat tackled Illegal immigration, extremism, terrorism and climate change in her speech.