Signing of the Sino-British Joint Declaration

Date: December 19, 1984 • Location: London, United Kingdom

China and the United Kingdom signed the Sino-British Joint Declaration, agreeing to the transfer of sovereignty of Hong Kong to China on 1 July 1997.

The Sino-British Joint Declaration was a treaty signed in 1984 between the governments of China and the United Kingdom which set the conditions in which Hong Kong was transferred to Chinese control and for the governance of the territory after 1 July 1997.