The crisis of the third century
The revival under Diocletian
The age of Constantine the Great
The fourth century : Constantius II to Theodosios I
The Byzantine "dark ages" : late sixth and seventh centuries
The Isaurian dynasty and iconoclasm
Continued struggle over ikons
The beginnings of the Macedonian dynasty
The apogee of Byzantine power
The aftermath of the fourth crusade
The beginnings of decline
Byzantium after the fall of the city.