Waves of mass migrations from Hong Kong villagers exercised their right of abode in the United Kingdom and left for Europe. In 1967, a series of large-scale riots erupted in Hong Kong, causing social instability. These events led some of the richer Hong Kong residents to move abroad. Emigration took place to countries in Southeast Asia, South Africa or South American countries. This wave did not come to a rest until the mid-1970s. On the 19th of December 1984, the People's Republic of China and the United Kingdom signed the "Sino-British Joint Declaration", validated the 1997 transfer of sovereignty over Hong Kong to China. The declaration prompted
Britons in Hong Kong Britons in Hong Kong Britons never made up more than a small portion of the population in Hong Kong, despite Hong Kong having been under British rule for more than 150 years. However, they did leave their mark on Hong Kong's institutions, culture and architecture. The British population in Hong Kong today consists mainly of career expatriates working in banking, education, real estate, law and consultancy, as well as a large number of British-born ethnic Chinese, former Chinese émigrés to the U.K., and Hong Kongers (mostly ethnic Chinese) who successfully applied for full British citizenship before the transfer of sovereignty