Pro-democracy activists hold placards in support of 12 Hong Kong residents detained in mainland China and former lawyer Zhang Zhan outside the Liaison Office of the Central People’s Government on Dec. 28 in Hong Kong. They protested as Zhang and the 12 residents were due in court in Shenzhen, China.

HONG KONG, CHINA – DECEMBER 28: Pro-democracy activists hold placards as they show support for twelve Hong Kong residents detained in mainland China and former lawyer Zhang Zhan outside the Liaison Office of the Central People’s Government on December 28, 2020 in Hong Kong, China. The first day of trial for the twelve residents tried to flee Hong Kong to Taiwan by boat began in the city of Shenzhen. (Photo by Anthony Kwan/Getty Images)