The Battle of Antietam, also known as the Battle of Sharpsburg, is known as the battle with the highest casualty number out of any other battle, regarding to any other war, in American history. A total of 22,717 soldiers were either killed, wounded or missing in action during the Battle of Antietam. This was the first field-army level endgame to, on Union soil, during the U.S. Civil War.
The Loudoun Musuem of Leesburg, Virginia host Peramente exhibits with the history of Loudoun County.
A historical barn is on the property outside of the musuem.
In addition, two historical markers regarding the General Robert Edward Lee’s Army’s move to recapture Leesburg and to invade the state of Maryland during the Battle of Antietam, also known as the Battle of Sharpsburg, are by the musuem.