And if you don’t think liberal democracy is Western civilization, or even a good idea, what is the West? Is Russia part of the West? If it is not, why Poland? Is Russia even, as some in the far right see it, an ally in the clash of civilizations? Once you are down this path it’s hard to see a definition that isn’t simply “white Christians”.
Since most people commenting on the speech are political commentators, it’s not surprising that they think inside their political boxes. “Western Civilization” is a lot more than just political ideas.