mandelbug definition: Noun (plural mandelbugs) 1. (computing) A software bug whose behaviour appears to be chaotic. ...
The 1st Texas Infantry lost 82 percent of its menduring the Battle of Antietam, the highest casualty rate for any Confederate regiment in one battle of the Civil War.
The bloodiest one day battle in American History is the Battle of  Antietam (Sharpsburg), Maryland, fought September 17th, 1862,  during the American Civil War.