Question: British Hong Kong was under British Crown rule from 1841-1997. From 1856-1860 the British Empire was against the Qing Dynasty of China with what other Empire?
Sentence (from "British Hong Kong"): Although Hong Kong Island and Kowloon were ceded to Britain in perpetuity, the New Territories – which comprised over 90 per cent of Hong Kong's land – had such a vital role in the economy that the British government agreed to transfer sovereignty of the entirety of Hong Kong to China upon the expiration of the lease in 1997.
Relevant evidence: No