The war was fought in cuba
#2 is A and #4 is C the other two I can’t answer w out the text didn’t want to give you the wrong answers for the other two.
The victory at the battle of Antietam gave Abraham Lincoln a platform to issue the Proclamation from a position of strength. This changed the character of the Civil War and prevented the European powers from intervening on behave of their trading partners of the Southern Confederacy.
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PLS MARK AS BRAINLIEST