That’s just living in Europe in general though. Everyone makes fun of everyone. Dutch and Belgians and Germans have jokes about each other since we share borders. There’s also stereotypes about the Spanish and Greeks being lazy, the French being rude, that sort of thing.
When US policy can change in hours, based on the whims of a madman, it’s not exactly difficult to see why people lose faith in that stability. Investors want long term stability, and right now things are complete chaos.