may 15, 1852 - Uncle Tom's Cabin
What was it- A book written by Harriet Beecher Stowe explaining the horrors of slavery
How did it lead to the Civil War- The book made northerners feel as if their eyes had been opened to the horrors of slavery, while Southerners protested that Stowe’s work was slanderous which caused conflict between the two.
Added to timeline:
Crisis of the Union Timeline