1. Abolitionists were a key part of the Civil War era, though it is hard to say that they caused the war itself. ... Not only did abolitionists produce more militant attacks on slavery in the years leading to the Civil War, but they often vilified slaveholders themselves as the embodiment of evil.
2. The Emancipation Proclamation granted freedom to the slaves in the Confederate States if the States did not return to the Union by January 1, 1863. In addition, under this proclamation, freedom would only come to the slaves if the Union won the war.