Asked by Sofia

What was demonstrated by the First Battle of Bull Run?

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Answered by GPT-5 mini
The First Battle of Bull Run (First Manassas, July 21, 1861) showed that the Civil War would not be a short, easy fight. It was a Confederate tactical victory that exposed both sides’ inexperience, the Union’s inadequate training and leadership, and that the conflict would be longer, bloodier, and more costly than many had expected.