Christopher Mackay is Associate Professor in the department of History and Classics at the University of Alberta. Associate Editor of the American Journal of Ancient History, he has published extensively on all periods of Roman history.

Part I. Obscure Beginnings, to 264 B.C.: 1. Foundations and kingdoms, to ca. 507 B.C.; 2. Domestic history of the Early Republic, ca. 507 B.C.-ca. 287 B.C.; 3. Conquest of Latium and Italy, ca. 507 B.C.-264 B.C.; Part II. Conquest of the Mediterranean, 264 B.C.-146 B.C.: 4. Struggle with Carthage, 264 B.C.-146 B.C.; 5. Wars in the East, 215 B.C.-146 B.C.; 6. Conquest of Spain 218 B.C.-134 B.C.; 7. Effects of the conquests on Rome; Part III. Collapse of the Republic, 133 B.C.-27 B.C.: 8. Assault on the oligarchy, 133 B.C.-81 B.C.; 9. Restored oligarchy, 81 B.C.-59 B.C.; 10. Caesar and the end of republican government, 59 B.C.-44 B.C.; 11. Conflict of the warlords, 44 B.C.-27 B.C.; 12. Politics in the Late Republic; Part IV. The Principate, 27 B.C.-A.D. 235: 13. Augustus and establishment of the Principate, 31 B.C.-A.D. 14; 14. Julio-Claudian Dynasty, A.D. 14-A.D. 68; 15. Civil war and the Flavian Dynasty, A.D. 68-A.D. 96; 16. Pinnacle of the Principate, A.D. 96-A.D. 192; 17. Civil war and the Severan Dynasty, A.D. 193-A.D. 235; 18. Institutions of the Principate; Part V. The Late Empire, A.D. 235-A.D. 476: 19. Military and dynastic crisis, A.D. 235-A.D. 284; 20. Rise of Christianity; 21. Diocletian and the restoration of imperial authority, A.D. 284-A.D. 305; 22. Civil war and the triumph of Constantine and Christianity, A.D. 305-A.D. 337; 23. Heyday of the Christian Empire, A.D. 337-A.D. 395; 24. Demise of the Empire in the West, A.D. 395-A.D. 476; Epilogue: Survival and transformation of the Empire in the East after A.D. 476.