Second Opium War: France and the United Kingdom declare war on China.

Second Opium War

1856–1860 war between British–French forces and China

The Second Opium War, also known as the Second Anglo-Chinese War or Arrow War, was fought between the United Kingdom and France against the Qing dynasty of China between 1856 and 1860. It was the second major conflict in the Opium Wars, which were fought over the right to import…