Wong, 29, is accused of urging foreign powers to impose sanctions, blockades and other hostile measures against China Joshua Wong, one of Hong Kong’s most prominent pro-democracy activists, pleaded guilty on Wednesday to conspiring to seek foreign sanctions against Hong Kong and China, a national security charge that carries a maximum life sentence.Prosecutors have accused Wong, 29, of working with the exiled Hong Kong activist Nathan Law to urge foreign powers to impose sanctions, blockades o