![Police gathered near an upscale mall in Sha Tin, Hong Kong, to control protesters.](/sites/default/files/styles/large/public/article18-19/Hong%20Kong%20Police_0.jpg?itok=xisk7wlp)
Hong Kong Police
![Members of the Hong Kong Journalists Association marched in solidarity with anti-extradition protesters.](/sites/default/files/styles/large/public/article18-19/HongKong%20Journalists_1.jpg?itok=UsVnvAu1)
Hong Kong Journalists
![One Hong Kong protester's sign reads, 'denounce repression.'](/sites/default/files/styles/large/public/article18-19/Denounce%20Repression.HK_1.jpg?itok=cSj_0oYF)
Opposing Extradition
![A 1997 Chinese poster that encourages the public to 'Enthusiastically celebrate the return of Hong Kong.'](/sites/default/files/styles/large/public/article18-19/Hong%20Kong%20Reunification_0_0.jpg?itok=RuO0oiMB)
Hong Kong and China Reunification
![A replica of the historic negotiations in 1984 between Deng Xiaoping and Margaret Thatcher to return Hong Kong to the PRC.](/sites/default/files/styles/large/public/article18-19/Deng%20Thatcher.jpg?itok=0gNmWxZ_)
Deng and Thatcher
![Cover of Worker-Peasant-Soldier Pictorial magazine in 1970.](/sites/default/files/styles/large/public/article18-19/Cultural%20Revolution_0.jpg?itok=rNpXWL_T)
Cultural Revolution
![An 1898 map of Hong Kong and the 'new' territories on the peninsula that were leased to Britain.](/sites/default/files/styles/large/public/article18-19/Hong%20Kong%20Lease_0_0.jpg?itok=Xh_SamDR)
Hong Kong Lease
![A map of Nan Yue territory before 200 BCE.](/sites/default/files/styles/large/public/article18-19/Asia%20200BCE.v2_0.jpeg?itok=DejrOSU7)
Asia 200 BCE