Which of these was president lincoln's central goal during the civil war? (5 points) to end slavery in all u. s. states
to preserve the union
to keep the u. s. economy from collapsing
to punish the southern states for seceding

A.To end slavery in all U.S. states. B.To preserve the Union C.To keep the U.S. economy from collapsing. D.To punish the Southern states for seceding.

Explanation:A.To end slavery in all U.S. states. B.To preserve the Union C.To keep the U.S. economy from collapsing. D.To punish the Southern states for seceding.

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.