Darius I


Darius I (l. c. 550-486 BCE, r. 522-486 BCE), also known as Darius the Great, was the third Persian King of the Achaemenid Empire. His reign lasted 36 years, from 522 to 486 BCE; during this time the Persian Empire reached its peak. Darius led military campaigns in Europe, Greece, and even in the Indus valley, conquering lands and expanding his empire. Not only resuming to military prowess, Darius also improved the legal and economic system and conducted impressive construction projects across the Persian Empire.

More about: Darius I


  • 530 BCE
    Persia conquers the Indus Valley.
  • 525 BCE - 404 BCE
    Persia conquers Egypt.
  • 522 BCE
    Darius I (Darius the Great) succeeds to the throne of Persia after the death of Cambyses II.
  • 522 BCE
    The Persian satrapy of Armenia briefly cedes from the Achaemenid Empire but is brought under control by Darius I.
  • 522 BCE - 486 BCE
    Reign of Darius I, The Great, who commissions the Behistun Inscription to celebrate and provide legitimization for his reign.
  • c. 520 BCE
    Darius I, The Great commissions the Behistun Inscription.
  • 520 BCE
    Darius I of Persia fights the Scythians (not very successfully).
  • 520 BCE
    Darius of Persia links the Nile and the Red Sea by a canal.
  • 518 BCE
    Darius I The Great begins construction of the city of Persepolis.
  • c. 515 BCE
    Darius I moves the capital of Persia from Pasargadae to Persepolis.
  • c. 513 BCE - c. 512 BCE
    Darius I of Persia campaigns against Scythians into European Scythia, past the Danube River, Scythians refuse to fight and Darius is forced to abandon the campaign due to lack of provisions.
  • c. 499 BCE
    Naxos is attacked by Darius' Persian forces.
  • 499 BCE - 493 BCE
    Ionian cities rebel against Persian rule.
  • 492 BCE
    Darius I of Persia invades Greece.
  • 11 Sep 490 BCE
    A combined force of Greek hoplites defeat the Persians at Marathon.
  • 486 BCE
    Xerxes succeeds to the throne of Persia after the death of Darius I.