Open this photo in gallery: Dutch far-right politician and leader of the PVV party Geert Wilders reacts as he meets the press as Dutch parties' lead candidates meet for the first time after elections, in which far-right politician Geert Wilders booked major gains, to begin coalition talks in The Hague, Netherlands, on Nov. 24.PIROSCHKA VAN DE WOUW/Reuters Ian Buruma is the author, most recently, of The Collaborators: Three Stories of Deception and Survival in World War II. One of the biggest mistakes I ever made as a journalist was to underestimate Geert Wilders, now the leader (and only formal member)...