Acknowledgements -- Preface to the series -- Introduction: The Civil War, 1861-1863 -- The counsels of war -- The preliminaries, 1-9 June -- Lee moves north, 10-24 June -- The armies close, 24-30 June -- Gettysburg, 1 July: Meeting engagement -- Gettysburg, 2 July: The battle for the flanks -- Gettysburg, 3 July: Day of decision -- The retreat, 4-26 July -- The Gettysburg campaign and the war for the union -- Appendix: After Gettysburg guide for the interested layman.