South Korean journalist arrested over re - tweets of ' ` funny '' North Korean tweets . Park Jung - geun also tweeted an image of himself with the North Korean flag . Used widely during the years of military dictatorship in the 1970s and '80s , the law was designed to protect the state against North Korean propaganda and to prosecute spies . Year - old is accused of spreading North Korean propaganda . Amnesty says the law is being used to stifle freedom of speech .
South Korean journalist arrested over re - tweets of ' ` funny '' North Korean tweets . Park Jung - geun also tweeted an image of himself with the North Korean flag . Year - old is accused of spreading North Korean propaganda . Amnesty says the law is being used to stifle freedom of speech .