All coverage
New China security law could stifle research in HK, say analysts
By Thomas Hale, Primrose Riordan & Hudson Lockett
China passes sweeping Hong Kong national security law
By Helen Regan
Hong Kong security law: Anger as China's Xi signs legislation
By Stephen McDonell
China passes sweeping Hong Kong national security law
By Justin Solomon & Adela Suliman
China's security law sends chill through Hong Kong, 23 years after handover
By Shibani Mahtani & Eva Dou
China has passed a controversial national security law in Hong Kong. Here's what you need to know
By Jessie Yeung
Exclusive: Support dips for Hong Kong democracy protests as national security law looms - poll
By Yanni Chow & Carol Mang
In Seizing Control, China Sidelines Its Allies in Hong Kong (Published 2020)
By Keith Bradsher & Elaine Yu
China's National Security Law Wins Business Support
By Alexandra Stevenson
New Security Law Gives China Sweeping Powers Over Hong Kong (Published 2020)
By Tiffany May, Chris Buckley & Keith Bradsher