Respuesta :
Answer:
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.
Part of: American Civil War
Combatants: Union
Locations: Maryland
Explanation:
Answer:
It encouraged Lincoln to issue the Emancipation Proclamation.
Explanation: