The American Civil War was about the south wanting slavery and the north saying it was wrong. So... the answer to your question is... Slavery.
Slavery began the civil war
The civil war happened because of slavery.
The Civil War did not beg. It began because of the fight of slavery or no slavery.
Yes, the civil war was started on the issue of slavery.
No, you are thinking of the Civil War.
No. The Civil War was caused by economics and the invasion of the south by the north.
The civil war was fought because of slavery. North=No Slavery South=More Slavery
civil war. civil war.
it wasn't about slavery
Slavery led to the Civil War.
The Civil War led to the end of Slavery.
Slavery wasn't just "weakened" after the Civil War. Slavery was abolished by the Civil War, and by President Lincoln's Emancipation Proclamation.