Berlin is expressing doubt about the European Union’s ability to withstand the rise of nationalist parties and the pressure from the Trump administration. This unprecedented skepticism in Germany has raised fears of lasting weakening, or even the gradual marginalization, of Europe as it exists today.
You’re right. It still feels more like a betrayal though when, say, a party which runs a campaign about peace and love turns out to be a psycho bloodsucking cheerleaders for genocide (eg the Greens).