Darius IDa·ri·us I
550?-486? ; king of Persia (522-486): called the Great
also Darius Hys·tas′pes
Known as “Darius the Great.” 550?–486 BC.
King of Persia (521–486) who expanded the empire, organized a highly efficient administrative system, and invaded Greece, only to be defeated at the Battle of Marathon in 490.
relief portrait in the
Treasury at the palace
complex of Persepolis