Inside London’s Royal Courts of Justice, an orderly queue of observers came to watch Julian Assange’s last-ditch effort to stave off extradition to the U.S. Outside, however, a raucous group of protesters shouted for Assange’s release with banners, trumpets, drums, and a costumed group acting out “the death of British justice.” Kieran O’Donoghue, holding a massive “Free Assange” sign, told the Daily Dot, “If he’s extradited to the United States and locked up in a Supermax prison for the rest...