Answer:
Options: 1. It decreased the likelihood that European countries would help the Confederacy.
4.It gave African Americans the right to fight in the war.
Explanation:
As America approached the third year of the Civil War, President Abraham Lincoln decided to issue the Emancipation Proclamation. The Emancipation Proclamation was only applicable in the rebellious states, and it declared all persons held as slaves to be freed and henceforward not bound to their master. President waited till the Union victory in Antietam to gather support and state the proclamation in the Confederate to free the slaves. African Americans joined the Union as soldiers, sailors, passed on information, and noncombat.