It's not only Europe. It's also the USA. Donald Trump isn't merely right, he's only suggesting the first of several necessary steps to protect the West from the third great wave of Islamic expansion. It's already happening everywhere from London to Minneapolis.
Did you vote for that? Did you intellectually support it? I certainly didn't. But every immigration proponent, racial equalitarian, religious egalitarian, and Proposition Nation advocate bears at least some degree of responsibility for it.