Which battle made Aberham Lincoln say that he would slavery in the South if the war continued?

Battle of Antietam

Explanation:The Union's important victory at the Battle of Antietam gave Lincoln enough public support to issue the Emancipation Proclamation, which promised to free all slaves in the Confederacy. A month before the Civil War began in April 1861, Abraham Lincoln talked about slavery in his first speech as president.

operation overlord was the codename for the battle of normandy, the allied operation that launched the successful invasion of german-occupied western europe during world war ii. the operation was launched on 6 june 1944 with the normandy landings

b. the 200th birthday of the united states