Respuesta :

my answer -

The Battle of Antietam is best known because it was the bloodiest battle of the Civil War. It was totaled 22,717 losses and this is the two sides combined .  Also the first major battle if the Civil War that took place on Union soil. The battle took place on Sept. 17th, 1862.

P.S

Happy to help you have an AWESOME!!! day ^-^