Hong Kong authorities have condemned attempts by anti-China forces and foreign media to sugarcoat the criminal acts of jailed former media boss Jimmy Lai Chee-ying, while defending the city’s press freedom after the release of a global index.

Authorities issued a strongly-worded statement in the early hours of Friday, slamming the attempts to slander, smear and attack the city “by releasing a so-called press freedom index”, saying that “such despicable behaviours totally disregarded the rule of...