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Koryo built a wall at the Yalu River in the eleventh century to help keep out what enemy?

HISTORY OF KOREA

a. Khitans

b. Chinese

c. Manchurians

d. Jurchens

User Giggsey
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1 Answer

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#1) Koryo built a wall at the Yalu River in the eleventh century to help keep out what enemy?

Answer: The reason why koryo built a wall at the Yalu River in the eleventh century was to help keep out Khitans. Out all the options A) is the correct choice.

I hope it helps, Regards.
User JamesRLamar
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