Review the turning point from the Civil War.

Lincoln issues the Emancipation Proclamation

Which option most accurately analyzes the causation behind this turning point?

Union success at the Battle of Antietam gave Lincoln the confidence to issue a preliminary draft of the declaration.

Triumph at the Battle of Gettysburg rallied support for Congress to issue the decree, which freed slaves in rebelling states.


The implementation of the Anaconda Plan required that slaves in Southern states have the freedom to enlist in the Union war effort.


The failure of Lincoln’s “House Divided” speech to mend differences between proslavery and antislavery groups necessitated the declaration.

I know it isn't D, is it A?

2 answers

Yes, A.
The snowplough problem will help you solve this.