While it is possible for modern Europe to repeat the mistakes of Rome, that played out slowly over centuries.
I'd be more concerned with making sure to not repeat e.g. the surprise rapid end to the USSR, along with a few other sudden scenarios like "gets invaded".
The news of Europe's demise are greatly exaggerated. What's it going to do? Sink in the ocean like Atlantis?
The roman culture of old surely did. I don't see anyone trying to claim the temple of Jupiter anymore?
While it is possible for modern Europe to repeat the mistakes of Rome, that played out slowly over centuries.
I'd be more concerned with making sure to not repeat e.g. the surprise rapid end to the USSR, along with a few other sudden scenarios like "gets invaded".
But a third of the world still celebrates Saturnalia!