Because they agreed that the troops had acted in self-defense
In 1860, Lincoln won the party’s presidential nomination. In the November 1860 election, Lincoln again faced Douglas, who represented the Northern faction of a heavily divided Democratic Party, as well as Breckinridge and Bell.
It was very true that Missouri was admitted as a slave state
yes
because the missouri compromise was for slavery and the nullification crisis was a confrontation between south Carolina and the federal government while the compromise of 1850 was disputes to end slavery