Hong Kongers fear law will spell the end of city's freedoms and rule of law.
Analysts fear an impending erosion of freedoms over the lack of a clear definition of what constitutes 'serious' cases.
Throng of demonstrators chant pro-democracy slogans, display banners saying 'Hong Kong Independence' and 'Liberate Hong Kong, Revolution of our times'.
Move comes on 31st anniversary of crackdown on Tiananmen pro-democracy movement, with activists defying police ban to hold commemorations in downtown park.
Hong Kong police formally ban annual candlelit vigil to mourn victims of crackdown on 1989 Tiananmen pro-democracy movement that has taken place uninterrupted for 30 years.
Hong Kongers sell shares, convert savings into US dollars on fears of sweeping new security laws.
Riot police used pepper balls to disperse tens of thousands of demonstrators protesting adoption of a controversial national security law.
The plan also would allow Chinese national security organs to set up agencies in Hong Kong “when needed.”
Organizer and critics accuse government of using pandemic as political tool to bar protests.
RTHK forced to apologize and overhaul its editorial system after allegedly 'insulting police' in satirical show.