Who was the Union general who decisively defeated Robert E. Lee at the Battle of Gettysburg?
Ulysses S. Grant
George Meade
William Tecumseh Sherman
George B. McClellan
Answer
Robert E. Lee was decisively defeated at the Battle of Gettysburg by the Army of the Potomac under George Meade. This battle was a turning point in the Civil War, marking the first major defeat for Lee and the Confederacy.