Lord Malcolm Pearson had invited the leader of the Dutch Freedom Party [Geert Wilder] — who was indicted last month in his home country for “inciting hatred and discrimination” against Muslims — to discuss his anti-Islam film “Fitna.” The 15-minute video juxtaposes Quranic verses that call for jihad with clips of terror attacks. The British Home Office said his presence would pose a “serious threat to one of the fundamental interests of society,” arguing that his statements on Islam “would threaten community harmony and therefore public security in the U.K.” A Home Office spokesman added: “The government opposes extremism in all its forms.

Britain Stifles Free Speech by Banning Dutch Lawmaker Geert Wilders From Speaking to Parliament - WSJ.com

Except, apparently, the extremism that is known as “blocking free speech.”