Operation barbarossa. His decision to break the non agression pact with the Soviet Union led to him having to fight a war in to fronts, thus causing his ultimate defeat.
Starting World WAR 2
The Battle of Fredericksburg was the worst defeat for the Union Army. It was General Ambrose Burnside's fault.
the reason why it was the worst defeat for the Americans was because they lost almost their entire southern army (around 5,000 i believe).
in Charlston
Charleston
6-0
charleston
The Vietnam war, for sure
Chosin Reserator
The one to the Falcons in 2009.
Charleston, South Carolina
Probably the Battle of Charleston.