What was one major outcome of the second opium war?
a. china began to profit greatly from selling opium in europe.
b. great britain surrendered its naval base in hong kong to china.
c. great britain agreed to sell opium in japan instead of china.
d. china was forced to allow europeans to sell opium in china.?

One major outcomeof the Secong Opium war is option D. China was forced to allow Europeans to sell opium in China.

The Second Opium War was a war pitting the United Kingdom and the French Empire against the Qing dynasty of China, lasting from 1856 to 1860.

The term "Second Opium War" refers to one of the British strategic objectives: legalizing the opium trade, expanding trade, opening all of China to British merchants, and exempting foreign imports from internal transit duties.

D. China was forced to allow Europeans to sell opium in China.

Explanation:

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