NICOSIA, July 6, 2018 (MENA) - Nicosia has protested at UN level against Turkey's infringements of the Republic of Cyprus' airspace and territorial waters in April, Cyprus News Agency reported Friday. Cyprus's Permanent Representative at the UN, Ambassador Kornelios Korneliou, sent a letter on June 14 to UN Secretary General Antonio Guterres, a press release issued by the Press and Information Office said. The letter was circulated on July 5 as an official document of the General Assembly and the Security Council, it added.