One of British politics' firmest critics of China became prime minister on Tuesday as Liz Truss, a self-styled defender of the post-war western world order, replaced Boris Johnson whose policy towards Beijing failed to harden fast enough for many in his party.
Relations between London and Beijing have worsened in the last decade as Britain has grown worried that an open door to Chinese investment could pose national security risks, and that China's military and economic assertiveness may be acting against its post-Brexit free trade agenda.
