Mezue ahịrịokwu na-esonụ: N'afọ 1857, a họpụtara Lord Elgin ka ọ bụrụ High Commissioner na Plenipotentiary na China na Far East iji nyere aka na usoro mmeghe nke China na Japan na azụmahịa nke Western. N'oge Agha Opium nke Abụọ, o duziri
bọmbụ nke Canton (Guangzhou) ma hụ na njedebe nke agha site na ịbịanye aka na Nkwekọrịta nke Tientsin (Tianjin) na 26 June 1858.