Dag Hammarskjold Medal Ceremony held to mark 70th anniv. of UN peacekeeping in New York

United Nations Secretary-General Antonio Guterres (2nd R, Front) addresses the Dag Hammarskjold Medal Ceremony, as part of the memorial activities to mark the 70th anniversary of the UN peacekeeping, at the UN headquarters in New York, on June 1, 2018. UN Secretary-General Antonio Guterres on Friday said the world body is working hard to make peacekeeping stronger, safer and more effective. (Xinhua/Li Muzi)