ellielikesjazz ellielikesjazz 12-04-2022 History contestada Why was the first Battle of Bull Run significant?It was a major Union victory which left the South with no chance of winning the war.It was the first major battle fought in the North and proved the South could fight anywhere.It was the last major battle of the war and proved that the South would never give up.It was the first major battle and proved the war was going to be tougher than many people thought.