one nation, two systems China first ceded Hong Kong Chronology of key events in Hong Kong history China first ceded Hong Kong “Hong Kong profile – Timeline” social strife and riots China first ceded Hong Kong http://www.bbc.com/news/world-asia-pacific-16526765 1990s back to China in 1997 new election reforms one country, two systems returning under its umbrella Hong Kong Profile – Timeline Opium War China first ceded Hong Kong direct election China first ceded Hong Kong this website pro-Democracy China first ceded Hong Kong Timeline of Hong Kong BBC News: Hong Kong profile – Timeline China first ceded Hong Kong