When Lee meets War Department Officials in 1861, when in OTL they offer him command of the Union Army of Northern Virgina (Kinda Ironic...), Lincoln suggests the War Department place a plate of Cookies and Milk on the Table. The cookies are in fact, so delicious that when Lee eats them he decides to remain loyal to the Union, and thus wins the Analogous Battle of Bull Run, Richmond falls...
Unfortunately Jeff Davis escapes with the Congress further south, and the South is forced to fight a defensive war, as the Surviving Commander from the Virginia front, James Longstreet wants. With Longstreet, Albert S. Johnson, Joe Johnson and Nathan Bedford Forrest in command of the reduced South's defenses, the War turns into a Bloody Trench Warfare and Raiding Conflict from North Carolina to the Mississippi. As a result Union Casualties are so high that In the 1864 elections Lincoln loses to the Democratic Compromise Canidate, the sacked, great, cookie loving, Major General Robert E Lee...