Anniversary: Gettysburg

I dread the possibility of a time traveler going back to July 1 1863 and warning Union troops that if they win the battle then in another 154 years some jackass becomes President. I know there's no causality between one or the other, but the specter of trump becoming President would scare any honest patriot into fleeing for Canada.

Anyway, in memory of the troops who died and lived on the battlefield: