It was little more than a year ago that South Korean police descended on the home of Lee Jin-young in Seoul, arrested him and placed him in solitary confinement. Lee is a long-time activist who had already been jailed in the 1980s for promoting democracy, but this time he was thrown in prison for different reasons. His so-called crime was running Labor Books, an online library of information on North Korea. Lee was charged with spreading literature that “benefitted the enemy” and could have faced years in prison until a court eventually quashed the charges against him. Sadly, this is...