He was able to issue it because the North had won the important battle of Antietam, so his credibility was restored after a summer of defeats.
As for enforcing it, he was not in a position to dictate to the Southern states. But the real purpose of the Proclamation was to keep Britain and France from aiding the Confederacy - it would have made them look pro-slavery themselves. In this, it was entirely successful.
No. President Abraham Lincoln issued the Emancipation Proclamation.
Abraham Lincoln issued the Emancipation Proclamation in the United States, specifically in Washington D.C.
The Emancipation Proclamation
1968
After, it allowed Lincoln to issue the Emancipation Proclamation
1968
Lincoln issued the Emancipation Proclamation to abolish slavery in Confederate states and weaken the Southern economy during the Civil War.
The end
At the end of the civil war. (1865)
Lincoln waited until after the Battle of Antietam to issue the Emancipation Proclamation because he wanted to wait for a Union victory to give the proclamation more credibility and show that the Union was in a stronger position.
Lincoln waited to issue the Emancipation Proclamation because he wanted to ensure that it would have a significant impact on the Civil War and not be seen as a desperate measure. He also needed to wait for a Union victory to give the proclamation more credibility.
Abolitionists pressured Lincoln to end the slavery after the start of the Civil War in 1861. These pressures also affected Lincoln to declare the Emancipation Proclamation in 1863.