• The fourth of the Great Kings of the Persian Empire
  • Lived 519–466 BC


  • Suppressed a revolt in Egypt
  • Decided to avenge Persia’s loss in Greece (Persian Wars)
    • Got together the largest army up to that point
    • After Persian loss in the battle of Salamis, he went back to Persia (fearing for his safety)
    • Finally the Persian army was crushed at the battle of Platea
  • This enourmous defeat for Persia just six years into his reign devasted him and he did not undertake any ambitious projects for the other fifteen years of his reign