“The Troublemaker” is a brisk account of the life and work of Jimmy Lai, the media mogul and democracy activist currently on trial for national security offenses.

Jimmy Lai, who is charged with national security offenses, testified that his newspaper “carried a torch to the reality” of people’s desire for freedom in the city.

David Lammy is set to meet China’s foreign minister in Beijing on Friday, in a trip the British government said would acknowledge “areas of contention as well as areas for cooperation.”