Question: what were the three most important events that led to the civil war?
Answer: 1820 | The Missouri Compromise. This 1856 map shows the line (outlined in red) established by the Missouri Compromise. ( ... 
1831 | Nat Turner's Rebellion. ... 
1846 - 1850 | The Wilmot Proviso. ... 
1850 | The Compromise of 1850. ... 
1852 | Uncle Tom's Cabin. ... 
1854 - 1859 | Bleeding Kansas. ... 
1857 | Dred Scott v. ... 
1858 | Lincoln-Douglas Debates.