THE BATTLE OF GETTEYSBURG WAS THE DEADLIEST BATTLE EVER. The estimate for total casualties are about 50,000. The union had an estimate of 23,000 casualties. The Confederat's had about 27,000 casualties.
Genrall George G Meade had about 85,000 in the battle to start with. Genrall Meade ended the battle with about 62,000 men. Genral Lee started with 75,000. Lee ened the battle with 48,000 men.
Ther wher two major thing's that happened at getteysburg. Here is one, Pickets charge. what happined was Genrall Picket marched up fielod out in the open to hope to kill many union soldiers and shut them down. What realley happened was it was more of an ambush than was attack ,becuase the union was eatither luch and it was onley 1:00.