For 10 points, identify this war between Britain and Qing China, an early clash over the namesake narcotic.
The difficulty of combat in the Bocca Tigris during this conflict prompted one side to seak the supplemental Treaty of the Bogue. A need to reverse the drainage of silver exports and Charles Elliot's attempts to assert authority in Kowloon over crewmen of the Carnatic helped trigger this conflict, which began with the construction of a lime pit near Humen and a confiscation initiative by Lin Zexu. Agreements at Tientsin, Whampoa, Aigun, and Wangxia became the first of the "unequal treaties" along with the pact ending this conflict, the Treaty of Nanking. For 10 points, identify this war between Britain and Qing China, an early clash over the namesake narcotic.
The difficulty of combat in the Bocca Tigris during this conflict prompted one side to seak the supplemental Treaty of the Bogue.
{First Opium} War [do not accept “{Second Opium War},” obviously]