see more

HONG KONG - JUNE 01: A Pro-democracy activist steps on a flag of Communist Party of China during a rally outside of Liaison Office of the Central People's Governement on June 1, 2014 in Hong Kong. June 4th marks the 25th anniversary of the Tiananmen Square Massacre . (Photo by Anthony Kwan/Getty Images)

HONG KONG - JUNE 01:  A Pro-democracy activist steps on a flag of Communist Party of China during a rally  outside of Liaison Office of the Central People's Governement on June 1, 2014 in Hong Kong. June 4th marks the 25th anniversary of the Tiananmen Square Massacre .  (Photo by Anthony Kwan/Getty Images)