World leaders sounded alarms Tuesday around the widening rift between the U.S. and China, warning that a absence of cooperation could worsen the coronavirus pandemic, sluggish a global financial restoration or even direct to outright conflict.

“We need to do everything to stay clear of a new Chilly War,” United Nations Secretary-Basic António Guterres said in opening the annual U.N. Basic Assembly assembly in New York. “A technological and financial divide dangers inevitably turning into a geostrategic and military divide.”

Chinese leader Xi Jinping, showing up at the U.N. like other leaders by means of video information, said Beijing has “no intention to fight both a chilly war or a scorching just one with any region.” Nonetheless the increasing U.S.-China divide was on show as President Trump slammed Beijing for permitting the coronavirus to distribute and took purpose at China’s environmental and trade report.

The two leaders, who fought a bitter trade war ending in an unsure truce this year, disagreed about the function of U.N. organizations and other global corporations as a way to grapple with the virus and other global issues.

The two governments have also clashed around the South China Sea, India, Hong Kong and Taiwan, in which China flexed its military muscle with flights into its airspace soon after a U.S. State Section formal in current days frequented what Beijing considers a renegade province.