Kyiv’s top envoy to Beijing has called on China to play its “important” and “critical” role to help end the war in Ukraine, which is now stretching into a fifth year. “We are working with all international partners to bring a sustainable and lasting peace, and we believe that our host country, China, is uniquely positioned to play an important and in many ways critical role in this process,” Olexander Nechytaylo, Ukrainian ambassador to China, told foreign diplomats in the Chinese capital on...