The ex-girlfriend of a fugitive Hong Kong activist has pleaded guilty to sedition under the domestic national security law for promoting a self-styled parliament-in-exile in Canada seeking to overthrow the city government. Bettie Lan Fei, 19, on Friday admitted breaching the Safeguarding National Security Ordinance for helping produce two promotional videos for the “Hong Kong Parliament” and rallying support for the organisation in private messages to a friend between March and May this...