Who was the union leader and who was the confederate leader?

Union leader: Robert E. Lee

Confederate: George McClellan/// Exactly backwards,Union:McClellan-Confederate:Robert E. Lee. Actually, in the Eastern Theater the Union had a crisis in leadership. From the time Lee took command on June 1, 1862 he faced; 1)McClellan 2)Pope 3)McClellan(again) 4)Burnside 5)Hooker 6)Meade and finally 7)Grant while Lee was in command throughout.