No. Gettysburg was fought on July 1-3, 1863 and he didn't surrender until April 14, 1865. General Lee realized that he could not continue to fight not support his troops while they were in Pennsylvania, so he retreated back to Virginia. General Lee did not resign after the battle. Lee's army escaped and managed to return to Virginia.
Ulysses S Grant was the Union general who accepted Robert E Lee's surrender.
The Union, or the Northerners meaning Ulysses S. Grant.
Ulysses Grant
Maj. Gen. Ulysses S. Grant
His sword Grant let Lee his sidearm, his saber, and his horse.
No he did not Robert E. Lee was the one who said when he had to surrender to Ulysses S. Grant
Ulysses S Grant was the Union general who accepted Robert E Lee's surrender.
Ulysses s grant.
Ulysses Grant
The Union, or the Northerners meaning Ulysses S. Grant.
Ulysses S. Grant
Grant surrendered to Robert E. Lee at Appomattox
Ulysses Grant
Ulysses S. Grant did not ever surrender, but Robert E Lee surrendered to Grant in Appomattox Courthouse (April 9, 1865) ending the Civil War, if that's what you meant.
Appomatox Courthouse
April 9, 1865
apponimox courthouse, virginia