Dhaka, April 18 -- Throughout Europe, US President Donald Trump is seen as a chaos-monger with a reverse Midas touch: everything he touches ends up worse than he found it. Yet despite his anachronistic views on most issues, he is the perfect embodiment of our era.

In 2021, I authored The Age of Unpeace, which argued that we need to start reimagining the rules of international relations for an era of hyper-connectivity. All the institutions and arrangements that were supposed to bring us together, I observed, were instead being weaponized. Today's global politics is like a marriage gone wrong. In a failed marriage, shared items like a holiday home, the pet dog, or children can be used by one estranged partner to harm the other; similarly,...