Canada’s Mark Carney and Europe’s leaders are responding differently to Donald Trump’s undermining of the liberal international order, with Carney embracing confrontation while Keir Starmer opts for restraint. Allies like Japan and South Korea are also treading carefully, balancing their security reliance on the US with the need to establish autonomy. As the Pax Americana wanes, advanced democracies must gradually reduce dependency on Washington while managing immediate challenges, recognizing that building independent military and economic capabilities will take time.