Which event opened asian countries, particularly china, to trade with europe.
a. opium wars
b. industrial revolution
c. military revolution
d. the great famine

A. The Opium Wars.

The Chinese wanted the British to stop selling Opium in their country. So the British got mad and decided to have a war. The Chinese lost the war and had to open up to the British. After the British won the war, the Chinese legalized the buying, selling, and trading of Opium in their country.

Hope this helps!