China represents the world's greatest challenge to security and prosperity, but other leading economies should not seek to fully decouple from it, British Prime Minister Rishi Sunak said on Sunday after a summit of the Group of Seven (G7) nations.
"China poses the biggest challenge of our age to global security and prosperity. They are increasingly authoritarian at home and assertive abroad," Sunak told reporters after the G7 summit in the Japanese city of Hiroshima.
