China Reveals Key Powers in Hong Kong National-Security Law

HONG KONG—Beijing plans to vest alone with essential powers to enforce national security in Hong Kong, proposing a regulation that would make it possible for the central government to supervise the policing of subversive routines in the protest-racked town and, in some instances, intervene specifically.

Condition media on Saturday disclosed aspects of the proposed national-security regulation for Hong Kong, which opposition groups and international governments like the U.S. have criticized as gravely undercutting the city’s promised autonomy from Beijing. Senior Chinese…