British liberalism might aptly be termed "the revolt of reason," as its followers sought to wean the nation from its reliance on the twin powers of the church and the Crown. from Eric Alterman's "Why We're Liberal"
After Costa Rica, Denmark is said to be the happiest country in the world. Following closely are others with quite liberal politics
See the list from the University of Leicester.
Paul Krugman: Conscience of a Liberal
Eric Alterman Why
We're Liberals A video (about an hour).