Who wants to rule the world? I will, says Joe Biden. No, it'll be me, says Xi Jinping

The EU is talking about admitting new members again, after years of blanking Balkan neighbours. The US is strengthening security ties with India's authoritarian leader and assorted Asia-Pacific "strongmen". Even the Saudi outcast, Prince Mohammed bin Salman, is back in western favour. China is courting African and Arab countries and the "global south" with seductive talk of a brave new multipolar world, an expanded Brics and an egalitarian G20. Ostracised Russia clings ever more desperately to Beijing, North Korea and like-minded rogue states. Say hello to the new "new world order", an ongoing, radical reconstruction of the existing global strategic,…