Kwon Pyong, a Chinese critic of his country’s ruling Communist Party, already had a reputation for boldness. Seven years ago he posted a photo of himself on Twitter in a T-shirt that referred to Xi Jinping, China’s authoritarian leader, as “Xitler.” This, and a spate of similarly provocative anti-government comments from Kwon, who lived in the northeastern Chinese city of Yanbian, led to a charge of inciting subversion and a stint in prison. Last week, Kwon, 35, made another bold move, according