China Faces Off With Critics of Muslim Detentions

Beijing defends mass internment camps at U.N. rights review as U.S. and others slam policy

A Wall Street Journal investigation reveals what goes on inside China's growing network of internment camps, where hundreds of thousands of ethnic Uighurs are believed to have been detained. Screenshot/Video: Clément Bürge

BEIJING—China’s government delivered a defiant defense of its mass detentions of Muslims at a United Nations human-rights panel in Geneva on Tuesday that turned into a showdown with the U.S. and other critics of the Chinese policy.

With protesters against China marching outside, representatives from roughly a dozen countries, most of them Western, fired criticisms at the Chinese delegation about their country’s network of internment camps in the Xinjiang region as part of a broad review of China’s record by the U.N. Human...