Final answer:
The Union victory in which they captured Atlanta during the Civil War was a significant turning point in the conflict.
Step-by-step explanation:
During the Civil War, Union forces achieved a major victory when they captured Atlanta. This decisive moment came in September 1864 and marked a turning point in the war. By capturing Atlanta, the Union not only gained control over a key Confederate supply and transportation center, but it also boosted Northern morale and secured President Lincoln's reelection.
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