The Emancipation Proclamation was issued by the 16th President of the US in 1863.
 The Emancipation Proclamation became a historic document because it "would redefine the Civil War, turning it from a struggle to preserve the Union to one focused on ending slavery, and set a decisive course for how the nation would be reshaped after that historic conflict
 Emancipation was immediately enforced as Union soldiers advanced into the Confederacy

