The Emancipation took place without violence by masters or ex-slaves. The proclamation represented a shift in the war objectives of the North—reuniting the nation was no longer the only goal. It represented a major step toward the ultimate abolition of slavery in the United States and a "new birth of freedom".
Emancipation from Freedmen's viewpoint; illustration from Harper's Weekly 1865
Some slaves were freed immediately by the proclamation. Runaway slaves who had escaped to Union lines were held by the Union Army as "contraband of war" in contraband camps; when the proclamation took effect, they were told at midnight that they were free to leave. The Sea Islands off the coast of Georgia were occupied by the Union Navy earlier in the war. The whites had fled to the mainland while the blacks stayed. An early program of Reconstruction was set up for the former slaves, including schools and training. Naval officers read the proclamation and told them they were free.
In the military, reaction to the proclamation varied widely, with some units nearly ready to mutiny in protest. Some desertions were attributed to it. Other units were inspired by the adoption of a cause that ennobled their efforts, such that at least one unit took up the motto "For Union and Liberty".
Slaves had been part of the "engine of war" for the Confederacy. They