Scythians migrate from Persia into the Asian steppes.
Cyrus the Great successfully rebels against the Medes and establishes the Achaemenid Empire of Persia.
Fall of Babylon, conquered by Cyrus of Persia. Return of the Jews.
Persia conquers the Indus Valley.
Darius I (Darius the Great) succeeds to the throne of Persia after the death of Cambyses II.
Darius I of Persia fights the Scythians (not very successfully).
Peace is agreed on by Athens, Greece and Persia.
Persia conquers Egypt.
Death of Darius III and end of the Achaemenid Empire of Persia.
East Rome defeats Sasanian Persia.