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Answer: American Civil War
Explanation:
The American Civil War was fought between the United States of America and the Confederate States of America, a collection of eleven southern states that left the Union in 1860 and 1861.
<span>The Yuan dynasty was a time of the Mongol Colonization that
had greatly influenced Chinese culture and traditions. During the Yuan dynasty,
Taoism suffered a significant setback when many copies of the Daozang were
ordered to be burned. A form of internal alchemy called Neidan became a major
religious sect in the Chinese tradition because of the colonization of the
Mongols. Kublai Khan ended the Imperial Examination System because he believed
that Confucian learning is no longer necessary for government jobs. The Mongol
Empire established itself and imposed its rules in China which suppressed some
of Chines practices and culture.</span>
D that if slaves were freed there would be a race war