Remembering Ireland and fighting for the Union : the origins of the Irish Brigade -- Sons of Erin : the commanders of the Irish Brigade -- Like a rock in a whirlpool : the Irish Brigade at Bull Run -- On to Richmond : the Irish Brigade during the Peninsula Campaign -- "We shall give them a few more volleys, boys, and then the bayonet!" : the Irish Brigade at Antietam -- The bloodiest day : the Irish Brigade at Fredericksburg -- "What will the country cay?" : the Irish Brigade at Chancellorsville -- The turning point : the Irish Brigade at Gettysburg -- The wall of fire : the Irish Brigade at the Battle of the Wilderness -- "Hold on with a bulldog grip" : the Irish Brigade at the Siege of Petersburg -- "Here is what is left of us" : the Irish Brigade at Appomattox -- Epilogue: The legacy of the Irish Brigade.