Jimmy Lai, the pro-democracy former media mogul from Hong Kong and a staunch critic of Beijing, was sentenced to 20 years in prison on Monday—the longest sentence imposed to date under the national security law enforced by China, which has effectively stifled dissent in the city.
Lai, aged 78, was found guilty in December of conspiring with others to collude with foreign entities in a manner deemed threatening to national security, as well as


