“We have entered an age of reckless disruption and relentless human suffering,” Guterres said to the 193-member Assembly. “Together, let us choose to invest in a United Nations that adapts, innovates and is empowered to deliver for people everywhere,” he said. But Mr. Trump is back and some of his policies and funding cuts to the U.N. are even more aggressive than the first time around. The two men are scheduled to meet later today for the first time since Mr. Trump took office in January. The acknowledgment was meant to inject some confidence that the United Nations is taking preemptive steps to address its challenges.