> The optics of that are too much for any politician. <
You hit the nail right on the head. No one in the West wants to be accused of “ethnic cleansing”. So better to do nothing, and watch your civilization disintegrate and fall right into the sea.
Oh, and will the Muslim engage in any “cleansing” once they take over? Yes. Quickly, and with violence.
What can save Western Europe now? Perhaps only a military coup.
Yep, a Crusade….
Oh for an hour with tea and Cromwell