China’s No. 2 leader set a healthy economic growth target Friday and vowed to make the nation self-reliant in technology amid tension with the U.S. and Europe over trade and human rights. Another official announced plans to tighten control over Hong Kong by reducing the public’s role in government.

China's ruling Communist Party needs to make a politically fraught decision: Admit a viral outbreak isn't under control and cancel this year's highest-profile official event. Or bring 3,000 legislators to Beijing next month and risk fueling public anger at the government's handling of the disease.