Chinese authorities have called for caution over online comments about Russia’s invasion of Ukraine amid concerns that public internet sentiment stoked anger towards citizens abroad. The conflict is hotly debated on Chinese social media, with some internet users sympathetic towards the plight of Ukrainians and others mocking the conflict and cheering on Russia’s aggression. A number of users appeared to endorse sexual violence against fleeing Ukrainian women, saying they would “gladly take care of them”, prompting widespread criticism of their behaviour. One Beijing resident, Chen Jingjing, said she openly argued with people making such “jokes”. “It’s a vicious joke, it’s...