the union won.
He called for additional troops.
the dedication of a cemetery
Congressional Democrats
Atlanta, Georgia
On the two main Confederate armies - the Army of Tennessee under Joe Johnston, and the Army of Northern Virginia under Robert E. Lee.
This was the initiative of the new General-in-Chief of the Union armies, Ulysses Grant, who was not interested in occupying territory. He just wanted to destroy the enemy.
Individual's Incomes
He called for additional troops and put general George B. McClellan in command.
The south
That is a rather lengthy and involved answer. This contains a good summary of the battle: https://en.wikipedia.org/wiki/Second_Battle_of_Bull_Run