Robert E. Lee and the Seven Days' Battles: June 30th http://www.civilwar.org/battlefields/glendale.html July 1st. http://www.civilwar.org/battlefields/malvern-hill.html Total overview: http://www.civilwar.org/battlefields/glendale/glendale-history-articles/sevendayskrick.html The Union Army, 150,000 strong against Lee with half that force, yet Lee had the chance to end it all and didn't.