FILE - A woman holds up a ligt candle and a phone showing the image of the 1989 tank man protester during a candle vigil to mark the anniversary of the military crackdown on a pro-democracy student movement in Beijing, outside Victoria Park in Hong Kong, Friday, June 4, 2021. As Beijing prepares to hold the Winter Olympics opening in February 2022, China's president and party leader Xi Jinping appears firmly in control. The party has made political stability paramount and says that has been the foundation for the economic growth that has bettered lives and put the nation on a path to becoming a regional if not global power. (AP Photo/Kin Cheung, File)

FILE - Chinese troops and tanks gather in Beijing, one day after the military crackdown that ended a seven week pro-democracy demonstration on Tiananmen Square in Beijing on June 5, 1989. From the military suppression of Beijing’s 1989 pro-democracy protests to the less deadly crushing of Hong Kong’s opposition four decades later, China’s long-ruling Communist Party has demonstrated a determination and ability to stay in power that is seemingly impervious to Western criticism and sanctions. (AP Photo/Jeff Widener, File)

FILE - A man holds a girl as they pose for a photo in front of a large mural depicting Chinese President Xi Jinping, bottom center, and other Chinese leaders at a public square at the base of the Potala Palace in Lhasa in western China's Tibet Autonomous Region on June 1, 2021. From the military suppression of Beijing’s 1989 pro-democracy protests to the less deadly crushing of Hong Kong’s opposition four decades later, China’s long-ruling Communist Party has demonstrated a determination and ability to stay in power that is seemingly impervious to Western criticism and sanctions. (AP Photo/Mark Schiefelbein, File)

FILE - University students clean the "Pillar of Shame" statue, a memorial for those killed in the 1989 Tiananmen crackdown, at the University of Hong Kong, June 4, 2019. From the military suppression of Beijing’s 1989 pro-democracy protests to the less deadly crushing of Hong Kong’s opposition four decades later, China’s long-ruling Communist Party has demonstrated a determination and ability to stay in power that is seemingly impervious to Western criticism and sanctions. (AP Photo/Kin Cheung, File)

FILE - A protester raises a fist near protesters marching on the streets against an extradition bill in Hong Kong on June 16, 2019. From the military suppression of Beijing’s 1989 pro-democracy protests to the less deadly crushing of Hong Kong’s opposition four decades later, China’s long-ruling Communist Party has demonstrated a determination and ability to stay in power that is seemingly impervious to Western criticism and sanctions. (AP Photo/Vincent Yu, File)

FILE - Protesters cry as the police officers try to stop them blocking the road in Mong Kok district of Hong Kong Wednesday Nov. 26, 2014. As Beijing prepares to hold the Winter Olympics opening in February 2022, China's president and party leader Xi Jinping appears firmly in control. The party has made political stability paramount and says that has been the foundation for the economic growth that has bettered lives and put the nation on a path to becoming a regional if not global power. (AP Photo/Kin Cheung, File)

FILE - Chinese President Xi Jinping is displayed on a screen as Type 99A2 Chinese battle tanks take part in a parade commemorating the 70th anniversary of Japan's surrender during World War II, held in front of Tiananmen Gate in Beijing on Thursday, Sept. 3, 2015. From the military suppression of Beijing’s 1989 pro-democracy protests to the less deadly crushing of Hong Kong’s opposition four decades later, China’s long-ruling Communist Party has demonstrated a determination and ability to stay in power that is seemingly impervious to Western criticism and sanctions. (AP Photo/Ng Han Guan, File)

FILE - Chinese President Xi Jinping is displayed on a screen during the evening gala evening held on Tiananmen Square for the 70th anniversary of the founding of the People's Republic of China in Beijing on Oct. 1, 2019. As Beijing prepares to hold the Winter Olympics opening in February 2022, China's president and party leader Xi Jinping appears firmly in control. The party has made political stability paramount and says that has been the foundation for the economic growth that has bettered lives and put the nation on a path to becoming a regional if not global power. (AP Photo/Ng Han Guan, File)

FILE - Uighur children play near a cage protecting heavily armed Chinese paramilitary policemen on duty in Urumqi in northwest China's Xinjiang Uyghur Autonomous Region on May 1, 2014. As Beijing prepares to hold the Winter Olympics opening in February 2022, China's president and party leader Xi Jinping appears firmly in control. The party has made political stability paramount and says that has been the foundation for the economic growth that has bettered lives and put the nation on a path to becoming a regional if not global power. (AP Photo/Ng Han Guan, File)

FILE - Police detain a man after fights broke out between pro-China supporters and anti-government protesters outside the Amoy Plaza in the Kowloon Bay district in Hong Kong, Saturday, Sept. 14, 2019. As Beijing prepares to hold the Winter Olympics next month, party leader and President Xi Jinping is more intent than ever on realizing his vision of a China that is authoritarian, economically powerful and destined to dominate its region and beyond, with political stability at home paramount. (AP Photo/Kin Cheung, File)