John Bagnell Bury (often published as J.B. Bury) was a classical scholar, historian, and philologist. He held the chair in Modern History at Trinity College, Dublin, for nine years, and also was appointed Regius Professor of Greek at Trinity, and Regius Professor of Modern History at Cambridge University.
This is a good follow-up to Gibbon written a couple of centuries later. I selected chapters that interested me which was a bit more than half of this writing, in particular those concerning the Slavs and Avars.