What was the political significance of kublai Khan's conquest of China? A kublai khan United with the sung dynasty to unify China

B Kublai Khan defeated the mongol ruler of China

C kublai khan defeated the tang dynasty of china

D kublai khan unified china under the Yuan dynasty

D. Kublai khan unified china under the Yuan dynasty

Explanation:

Kublai Khan was a grandson of Genghis Khan. Under Genghis Khan, the Mongols had conquered much of Northern China and under Kublai, the North was completely subjugated.

He then turned his attention to the Song dynasty of the south and finally conquered them in 1279. With this China was now completely under his control and he established the Yuan dynasty and became its first emperor.

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answer; biological;