The Emancipation Proclamation was meant to

shorten the war with slave owners setting them free.

bring a quick end to the war.

alert the South to the seriousness of casualties of war.

show strength as President of the Union that wanted the Southern States back.

bring a quick end to the war

The emancipation proclamation by Lincoln was an ultimate bullet to the confederate as it denied them any ability to use slaves as soldiers. It facilitated the end of the war because emancipated slaves were also added to the union forces thus weakening the confederate further.