Russia’s war in Ukraine is not only reshaping the strategic and political order in Europe, it is also upending long-held assumptions about the intricate connections that are a signature of the global economy.Millions of times a day, far-flung exchanges of money and goods crisscross land borders and oceans, creating enormous wealth, however unequally distributed. But those connections have also exposed economies to financial upheaval and crippling shortages when the flows are interrupted.The snarled supply lines and shortfalls caused by the pandemic created a wide awareness of these vulnerabilities. Now, the invasion has delivered a bracing new spur to governments in Europe and elsewhere to reassess how to balance the desire for efficiency and growth with the need for self-sufficiency and national security.And it is calling into question a tenet of liberal capitalism — that shared economic interests help prevent military conflicts.It is an idea that stretches back over the centuries and has been endorsed by romantic idealists and steely realists. The philosophers John Stuart Mill and Immanuel Kant wrote about it in treatises. The British politicians Richard Cobden and John Bright invok …
