Think pieces mourning the fall of multiculturalism drift through the fetid pool of the media and its smaller foreign policy pond is afloat with almost as many pieces mourning the multinational order.
In these revisionist histories, the resurgence of racial tribalism among Trump voters in the heartland and explosions of anti-immigrant sentiment in Europe (aided by the ubiquitous vast Russian conspiracy) did in the great multinational and multicultural projects. Brexit and Trump killed the liberal order. Wealthy right-wingers and the Russians had secretly financed a campaign to undermine human progress.