Velleius Paterculus' short work is the earliest surviving attempt on the part of a post-Augustan historian to survey the history of the res publica from its origins to his own times. In a period from which no other contemporary historical narrative survives in more than meagre fragments, Velleius' work is uniquely important. It is a critical counter to the later accounts of Tacitus, Suetonius and Cassius Dio, not simply because it offers a different view of Tiberius, but because Velleius saw continuity where later authors saw only radical change which destroyed the Republic and put monarchy...