Au Kam San, 69, was arrested in July 2025 and tried behind closed doors on Sept 16 and 18. (AFP pic)HONG KONG: A leading Macau democrat was jailed for 12.5 years on Friday on charges of subversion, in the China-ruled gambling hub's first known national security trial, local broadcaster TDM reported.

Au Kam San, 69, was arrested in July 2025 for collusion with foreign forces to endanger national security and tried behind closed doors on Sept 16 and 18, TDM said.

Au is one of Macau's most prominent democratic campaigners who served for nearly two decades as a lawmaker in the former Portuguese colony. His lawyer, who was appointed by the court, did not immediately respond to a request for comment.