ITS GAZE fixed on the prize of becoming rich and strong, China has spent the past 40 years as a risk-averse bully. Quick to inflict pain on smaller powers, it has been more cautious around any country capable of punching back. Recently, however, China’s risk calculations have seemed to change. First Yang Jiechi, the Communist Party’s foreign-policy chief, lectured American diplomats at a bilateral meeting in Alaska, pointing out the failings of American democracy. That earned him hero status back home. Then China imposed sanctions on British, Canadian and European Union politicians, diplomats, academics, lawyers and democracy campaigners. Those …
