What three day battle became the turning point of the civil war?

The Battle of Gettysburg is widely considered as the turning point of the Civil War. It took place from July 1 to July 3, 1863, in Gettysburg, Pennsylvania. The Union Army, commanded by Major General George G. Meade, successfully defended against the Confederate Army, led by General Robert E. Lee. The Confederate defeat at Gettysburg marked a significant strategic and psychological blow to their cause, while also providing a much-needed boost to Union morale.