The significance of the Battle of Gettysburg for President Lincoln was It solidified his leadership.

The Union's victory lifted the spirits of the North and strengthened Lincoln's determination to persist in the struggle against the Confederacy. This pivotal moment in the war underscored Lincoln's dedication to the Union cause. In the aftermath of the battle, he delivered the Gettysburg Address, which expressed the ideals of human equality and the necessity of safeguarding the nation, thereby reinforcing his leadership during this crucial chapter in American history.