Why does the united states have a long history of opposition to socialist ideas?

the answer you are looking for is "haiti"

"two months after his defeat of napoleon bonaparte's colonial forces, jean-jacques dessalines proclaims the independence of saint-domingue, renaming it haiti after its original arawak name. in 1791, a slave revolt erupted on the french colony, and toussaint-louverture, a former slave, took control of the rebels".

- history.com editors

to protect the chinese empire from the mongolians and other invaders. most of the current great wall we see today was built in the ming dynasty (1368-1644) and is approximately 6000km long. 2. the mongols were a tribal group that would regularly conduct raids into china.

true, he spent most of his time granting these pardons, actually.