Southern secession because Southern states said they would secede from the Union if Fremont became president.
Explanation:
James Buchanan was the 15th president of the United States. He served from 1857 to 1861, before the Civil War. Prior to this, Buchanan had served in the House of Representatives, as Minister to Russia and as Secretary of State. Buchanan was elected to a large extent because people were afraid of Southern secession, and Buchanan was sympathetic to the interests of the South. He supported the Dred Scott decision and wanted Kansas to be a slave state.
(you can use my exact words) Burr does not deserve to be a villian because he has done many good things in the past. He had a family, and he also most likely had an alibi or reason for killing Hamilton. I did not know about Burr before the movie, all I knew is that he was a historical figure
I want to say it's the enslaved and free blacks, because Indians weren't something major yet, the french were I believe were fighting because they just didn't like England and women were more spies and such.