United Nations Secretary-General Antonio Guterres attends a wreath-laying ceremony to commemorate the International Day of UN Peacekeepers at the UN headquarters in New York, on May 27, 2021. Guterres on Thursday laid a wreath to honor more than 4,000 UN peacekeepers who lost their lives since 1948, and presided over a virtual ceremony at which the Dag Hammarskjold Medal was awarded posthumously to 129 peacekeepers, who lost their lives in 2020 and in the first month of 2021. Thursday's events formed the annual observance of the International Day of UN Peacekeepers, which falls on May 29. (Mark Garten/UN Photo/Handout via Xinhua)
