British Hong Kong British Hong Kong British Hong Kong denotes the period during which Hong Kong was governed as a colony and British Dependent Territory of the United Kingdom. Excluding the Japanese occupation during the Second World War, Hong Kong was under British rule from 1841 to 1997. The colonial period began with the occupation of Hong Kong Island in 1841 during the First Opium War. The island was ceded by Qing China in the aftermath of the war in 1842 and established as a Crown colony in 1843. The colony expanded to the Kowloon Peninsula in 1860 after the Second Opium War
British nationality law and Hong Kong on or after 1983 to a parent settled in Hong Kong are BDTCs. The law also stated that British Citizens or BDTCs by descent could not automatically pass on British nationality to a child born outside the United Kingdom or the dependent territories concerned unless a parent acquired citizenship otherwise than by descent. Negotiation concerning the future of Hong Kong started in the late 1970s between Britain and China. With the signing of the Sino-British Joint Declaration on 19 December 1984, the future of Hong Kong was set, with China to assume sovereignty of the entire territory of Hong Kong