U.S. President Donald Trump speaks during the UN General Assembly meeting in New York, U.S., on Tuesday, Sept. 25, 2018. Trump called on the rest of the world to isolate Iran and said a U.S. campaign of "economic pressure" would turn back the Islamic Republic's aggression, in his second address to the United Nations General Assembly. Photographer: Jeenah Moon/Bloomberg
US President Donald Trump at last year's United Nations General Assembly. Jeenah Moon / Bloomberg

UNGA 2019 comes when co-operation and consensus are at their weakest points