Beijing’s national security office in Hong Kong carried out its first known joint operation with city officials, marking an expansion of China’s direct law enforcement in the financial hub.

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Opposition leaders and rights activists are jailed as presidents previously hailed as democrats turn repressive. It wasn’t always this way.

Omnicom Group Inc. and Interpublic Group have discussed with US antitrust officials not withholding online advertising for political reasons as a possible condition for winning approval to form the ...