The answer is: C the Fertile Crescent
(Can you mark me as brainliest please i really need it)
The answer is, Battle of Fort McHenry
Southern Democrats is the correct answer.
It was the issue of slavery which mainly divided US into northern and southern states and further Democratic party into southern Democrats and Northern Democrats. The Southern Democrats were pro-slavery and thus challenged the Northwest Ordinance's prohibition of slavery by the late 1850s.
I believe it’s c, Great Wall.