a series of military engagements fought between the United Kingdom and the Qing dynasty over conflicting viewpoints on diplomatic relations, trade, and the administration of justice in China. (25 dic 1836 año – 5 mar 1845 año)
Descripción:
https://en.wikipedia.org/wiki/First_Opium_WarAñadido al timeline:
fecha:
25 dic 1836 año
5 mar 1845 año
~ 8 years and 2 months