Although the Ching emperor had appointed Lin Zexu to confiscate the namesake substance, the chinese population was  quickly becoming addicted, making China even more vulnerable to the depredations of foreign powers.
The second war by this name was known as the Arrow war. It had its origens in reversing the flow of silver out of  British hands. The results of this war probably had a significant impact in fomenting the later Taiping Rebellion.  Although the Ching emperor had appointed Lin Zexu to confiscate the namesake substance, the chinese population was  quickly becoming addicted, making China even more vulnerable to the depredations of foreign powers. Ended by the  treaty of Nanjing, this was, FTP, what war in which the Chinese attempted to stop the smuggling of a certain drug into  Chinese ports?
The second war by this name was known as the Arrow war. It had its origens in reversing the flow of silver out of  British hands.
First Opium War or First Anglo-Chinese War