(A) ** Battle of Antietam
(B) Battle of Gettysburg
(C) Battle of Passaic
(D) Battle of Hamburg
EXPLANATIONS BELOW
Concept note-1: -Fact #4: The Battle of Antietam (also known as Sharpsburg) provided the necessary Union victory to issue the Emancipation Proclamation.
Concept note-2: -With this Proclamation he hoped to inspire all Black people, and enslaved people in the Confederacy in particular, to support the Union cause and to keep England and France from giving political recognition and military aid to the Confederacy.
Concept note-3: -On September 22, 1862, partly in response to the heavy losses inflicted at the Battle of Antietam, President Abraham Lincoln issued a preliminary Emancipation Proclamation, threatening to free all the enslaved people in the states in rebellion if those states did not return to the Union by January 1, 1863.
Concept note-4: -President Abraham Lincoln issued the Emancipation Proclamation on January 1, 1863, as the nation approached its third year of bloody civil war. The proclamation declared “that all persons held as slaves” within the rebellious states “are, and henceforward shall be free."