Both armies planning on attacking each other’s left side of army with majority of their armies Confederates quickly realize what’s going on and put more soldiers on Union’s vulnerable right side of army Overruled by extra soldiers, Union flees
history up to that time ➡ first major land battle of Civil War ➡ before battle, many in north and south had romanticized war ➡ but with deaths of troops/civilians, reality of war struck all