Second Opium war (8 oct 1856 año – 24 oct 1860 año)

Descripción:

The war was fought between Europe and united states, who took on china. The reason for the war was that Europe and the United states wanted to renegotiate their commercial treaties with china, but the Qing government refused starting the war. After the war, china was forced to accept the treaties of Tianjin.

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