Mr Trump’s second term will not only be more disruptive than his first; it will also supplant a vision of foreign policy that has dominated America since the second world war. For decades American leaders have argued that their power comes with the responsibility to be the indispensable defender of a world made more stable and benign by democracy,

The mistake we made was, I think I made, was not getting our allies to acknowledge that ‘the Democrats did this,‘” Biden said. “So, for example, build a new billion-dol