The two correct responses regarding why the Emancipation Proclamation was an important turning point in the Civil War are:
- The war became a battle for human rights and freedom.
- It opened the door for African Americans to enlist in the Union army.
These points highlight how the proclamation shifted the focus of the war towards the issues of slavery and human rights, as well as expanding the Union's military resources by allowing African Americans to fight for their freedom and the Union cause.