On this day: September 17

Published On: Sep 14 2012 01:49:58 PM CDT   Updated On: Sep 17 2013 01:00:00 AM CDT

The U.S. Constitution is signed, the Civil War sees the bloodiest battle in American history, the prototype space shuttle Enterprise is unveiled, and the Camp David Accords bring peace between Egypt and Israel, all on this day.

OTD September 17 - Battle of Antietam
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Library of Congress

1862: George B. McClellan halts the northward drive of Robert E. Lee's Confederate army in the single-day Battle of Antietam, the bloodiest day in American history. The Union had 12,401 casualties with 2,108 dead. Confederate casualties were 10,318 with 1,546 dead.

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