President Donald Trump's actions suggest the demise of the established global order, with no clear successor. The U.S. appears to be abandoning the multilateral framework it helped create, leaving the international system in a state of flux.

The old order is dead. We just don’t know what will replace it. As Henry Kissinger reminded us in his 2014 book World Order, “no truly global order has ever existed”. After US President Donald Trump’s erratic actions, the gloves are off. American comedians and Iranian Lego cartoons tell us all we need to know about the demise of the old order. If the unipolar order is not viable, and America is abandoning the multilateral order and the rules of the game it created after World War II, what are...