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 territories were secured and conditions were ripe for its gradual abrogation. A few months after Thatcher's visit to Beijing, the PRC government had yet to open negotiations with the British government regarding the sovereignty of Hong Kong. Shortly before the initiation of sovereignty talks, Governor Youde declared his intention to represent the population of Hong Kong at the negotiations. This statement sparked a strong response from the PRC, prompting Deng Xiaoping to denounce talk of "the so-called 'three-legged stool'", which implied that Hong Kong was a party to talks on its future, alongside Beijing and London. At the preliminary stage