: Exist mostly as sparse fragments or summaries (epitomes).
: The LacusCurtius site hosts the English translation by Earnest Cary, originally published in the Loeb Classical Library .
For detailed research or reading, the following resources are highly recommended: Dio Cassius: Roman History
: The Internet Archive provides digitized versions of all 9 Loeb volumes for in-depth study. Cassius Dio — Epitome of Book 73
Dio's work is traditionally divided into 80 books, though only a portion survives in its original form. : Exist mostly as sparse fragments or summaries (epitomes)
: Essential modern analysis can be found in Fergus Millar’s A Study of Cassius Dio or via academic archives like JSTOR and Academia.edu.
: Dio frequently critiques the shift from merit-based adoption (like Hadrian's) to hereditary succession, famously noting that the Roman Empire descended from a "kingdom of gold to one of iron and rust" following the reign of Marcus Aurelius. Cassius Dio — Epitome of Book 73 Dio's
: Unlike many historians, Dio was a practicing politician. His work often reflects his senatorial biases, particularly his interest in the relationship between the emperor and the Senate.