How many are killed at Antietam how many are wounded?

The Battle of Antietam, fought on September 17, 1862, resulted in approximately 3,650 soldiers killed and around 17,000 wounded, making it one of the bloodiest single-day battles in American history. The Union and Confederate forces suffered heavy casualties, with the battle marking a pivotal moment in the Civil War. The high toll underscored the brutal nature of the conflict and influenced subsequent military and political decisions.