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| 1839 | Confiscation Opium Great Britain Lamb, William |  |
| Guangzhou The Chinese Government confiscates 20,000 British crates of opium |
| 1st of the 2 Opium Wars between China & Britain |
| 1840 | Siege of Guangzhou Great Britain Lamb, William | |
| Guangzhou Palmerston sends 16 British warships to Guangzhou |
| 1840 | Siege of Guangzhou Great Britain Temple, Henry John | |
| Guangzhou Palmerston sends 16 British warships to Guangzhou |
| 1842 | Rule of Hong Kong Great Britain Peel, Robert | |
| Hong Kong Under the treaty of Nanking Hong Kong is ceded to Britain |
| 1842 | Rule of Hong Kong Great Britain Pottinger, Henry | |
| Hong Kong Negotiates the treaty of Nanking under which China cedes Hong Kong to Britain |
| 1842 | Rule of Hong Kong Great Britain Temple, Henry John | |
| Hong Kong Under the treaty of Nanking Hong Kong is ceded to Britain |
| 1842 | Treaty of Nanking Great Britain Peel, Robert | |
| Nanking Under the treaty of Nanking Hong Kong is ceded to Britain |
| 1842 | Treaty of Nanking Great Britain Pottinger, Henry | |
| Nanking Negotiates the treaty of Nanking under which China cedes Hong Kong to Britain |
| 1842 | Treaty of Nanking Great Britain Temple, Henry John | |
| Nanking Opens up Canton, Amoy, Foochow, Nangpo & Shanghai, known as "the Treaty ports" |
| Nanking Under the treaty of Nanking Hong Kong is ceded to Britain |
| Nanking The treaty of Nanjing ends the 1st Opium War between Britain & China |
