Battle of fredericksburg (dec 11, 1862 – dec 15, 1862)
Description:
Battle of Fredericksburg, (December 11–15, 1862), bloody engagement of the American Civil War fought at Fredericksburg, Virginia, between Union forces under Maj. Gen. Ambrose Burnside and the Confederate Army of Northern Virginia under Gen. Robert E. Lee. The battle’s outcome—a crushing Union defeat—immeasurably strengthened the Confederate cause.
https://www.britannica.com/event/Battle-of-Fredericksburg
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