 Complete the following phrase:  McClellans Peninsula Campaign toward Richmond stalled at the Battle of Seven Pines on May 31 and June 1. After the Valley Campaign ended in mid-June, Jackson and his troops were called to join Robert E. Lees Army of Northern Virginia in defense of the capital. By utilizing a railroad tunnel under the Blue Ridge Mountains and then transporting troops to Hanover County on the Virginia Central Railroad, Jackson and his forces made a surprise appearance in front of McClellan at 