Books I through V cover the affairs of important states at the time (Ptolemaic Egypt, Hellenistic Greece, Macedon) and deal extensively with the First and Second Punic Wars.
He then compares the political system of the Roman state to that of the Cretans, the Spartans, and shows in what aspect the laws of Rome are superior to those of the Carthaginians.
The exploration of Tyche is also the impetus for Polybius beginning his work, in that he discusses the fortunate events that led to Rome’s domination of the Mediterranean.
Polybius, again in imitation of Aristotle, makes further distinction in the forms of government by including the nefarious counterparts to the ones mentioned above; tyranny, oligarchy, and ochlocracy.
The first English translation, made by Christopher Watson, was published in London in 1568[1] as The hystories of the most famous and worthy cronographer Polybius.