Hong Kong independence a Hong Kong representative in the Sino-British negotiation was rejected by Beijing. In 1984, the British and Chinese governments signed the Sino-British Joint Declaration which stated that the sovereignty of Hong Kong should be transferred to the PRC on 1 July 1997, and Hong Kong should enjoy a "high degree of autonomy" under the "One Country, Two Systems" principle. From 1983 to 1997, Hong Kong saw an exodus of emigrants to overseas countries, especially in the wake of the 1989 Tiananmen Square crackdown, which more than a million Hongkongers showed up on the streets to support to student protesters in
Handover of Hong Kong room for compromise on the question of sovereignty over Hong Kong; the PRC, as the successor of Qing dynasty and the Republic of China on the mainland, would recover the entirety of the New Territories, Kowloon and Hong Kong Island. China considered treaties about Hong Kong as unequal and ultimately refused to accept any outcome that would indicate permanent loss of sovereignty over Hong Kong's area, whatever wording the former treaties had. During talks with Thatcher, China planned to invade and seize Hong Kong if the negotiations set off unrest in the colony. Thatcher later said that Deng told her