<human>:  When did the battle of Gettysburg take place?
<bot>: The Battle of Gettysburg took place from July 1st to July 3rd, 1863. It was the largest battle of the American Civil War, and the bloodiest single day in U.S. history. The Union army of General George Meade defeated the Confederate army of General Robert E. Lee, and the Confederates were forced to retreat. Gettysburg was the turning point of the war, as it marked the first time that the North had won a major battle against the South.