A Confederate Infantry brigade from General A.P. Hill troops heads towards Gettysburg in search of supplies, and they spot Union Calvary also heading towards Gettysburg
Confederate Army General Robert E. Lee arrives in Gettysburg mid afternoon.
Confederate commanders send troops to engage Brigadier General John Buford's Calvary at Gettysburg by McPherson Ridge.
Union soldiers under the orders of Major General John F. Reynolds arrive mid morning the same day to support Buford. Reynolds is soon killed instantly by a bullet to the head.
General R.S. Ewell hesitates, which gives Union troops time to bring in reinforcements and set up artillery.