Book I
Clio
Covers the rise of the Lydian kingdom under Croesus, the Persian conquest of Lydia, and the early reign of Cyrus the Great.
Book II
Euterpe
A detailed geographical, cultural, and historical survey of Egypt, focusing on its rulers and unique customs.
Book III
Thalia
Details the reign of Cambyses, the conquest of Egypt, the death of the Magian, and the accession of Darius I.
Book IV
Melpomene
Focuses on Darius's expedition against the Scythians and a description of Libya and its various peoples.
Book V
Terpsichore
The Ionian Revolt Begins. Covers the conquest of Thrace, the murder of Persian envoys in Macedon, and the events leading up to the burning of Sardis.
Book VI
Erato
Details the end of the Ionian Revolt and the first Persian invasion of Greece, culminating in the Battle of Marathon.
Book VII
Polymnia
Focuses entirely on Xerxes' preparations and the massive Persian invasion, ending with the Battle of Thermopylae.
Book VIII
Urania
Covers the sea battles of Artemisium and the decisive Greek victory at the Battle of Salamis.
Book IX
Calliope
Concludes the history with the Greek victories at Plataea and Mycale, marking the end of the Persian invasion.