The Revised Revised AP U.S. History Standards by BarkerC

Question 6

Period 5: 1844-1877

Key Concept 5.3.I.B: "Lincoln and most Union supporters began the Civil War to preserve the Union, but Lincoln’s decision to
 issue the [BLANK] [BLANK] reframed the purpose of the war and helped prevent the Confederacy 
from gaining full diplomatic support from European powers. Many African Americans fled southern plantations and enlisted in the Union Army, helping to undermine the Confederacy."

What two words name the document whose name has been replaced by the [BLANK] [BLANK] above?

Emancipation Proclamation