Match these people and battles to their proper descriptions. 1. was the battle in which johnston and lee attacked mcclellan general halleck 2. commanded army of the potomac robert e. lee 3. kept union army in washington d. c. jackson and lee 4. commanded army of virginia "stonewall" jackson 5. commanded union forces in the east battle of seven pines 6. defeated pope in the second battle of bull run antietam 7. was the bloodiest single-day battle mcclellan