Seeing how Gettysburg played out on a map can help us understand why, in the end, it turned out as it did.
The inhabitants of Gettysburg, who hid in their homes as snipers exchanged fire within the town, were called out to clear bodies after the battle. Today, America's wars are more distant.
The significance of the Gettysburg Address
The Party of Lincoln's nominee returned to the site of his greatest speech, to attack the faith in democratic government that Lincoln so carefully fostered.