Historical Marker
The Opera House
Historical marker location:
140 E Main St, Westminster, Maryland
( Marker is at the intersection of East Main Street and Lincoln Road, on the left when traveling north on East Main Street.)
The Battle of Antietam was one of the bloodiest battles of the Civil War: The Battle of Antietam, which took place on September 17, 1862, was one of the bloodiest battles of the Civil War. More than 23,000 soldiers were killed, wounded, or missing after 12 hours of fighting. The battle is considered a turning point in the war, as it gave President Lincoln the opportunity to issue the Emancipation Proclamation.