Answer:
From the first days of the Civil War, slaves had acted to secure their own liberty. The Emancipation Proclamation confirmed their insistence that the war for the Union must become a war for freedom.
Explanation:
It added moral force to the Union cause and strengthened the Union both militarily and politically.
Explanation:
hope the above photo helps you.
It caused people (African Americans) to want to stand up for their selfs
The answer is B because most of them wanted to be free and the south did not like it