The pro-democracy leaders were convicted for attempting subversion in a controversial national security trial.

Dozens of prominent Hong Kong pro-democracy activists are scheduled to be sentenced Tuesday in the biggest case under a national security law that critics say has crushed political activism in the semi-autonomous Chinese city.

Mo, 67, a former legislator who did plead guilty, received one of the shortest sentences of four years and two months. The judges held that she was an “active participant” in the scheme but gave her a relatively lenient sentence after taking her public service into account.