From the inscriptions of Nabonidus we learn that Cyrus, king of Anshan (Susiana), began war against him in 553 B.C.; in 550, when Astyages marched against Cyrus, his troops rebelled, and he was taken prisoner.
It appears to have denoted the territory above Babylonia stretching from Anshan in the southeast north-westwards, across the Tigris-Euphrates district, indefinitely towards Asia Minor.
Anshan is a district of Elam or Susiana, the exact position of which is still subject to much discussion.
The Pasargadian kings of Anshan were vassals of the Median empire.
And Cambyses I., "kings of Anshan," and the same title is given to him in the inscriptions and in the chronicle of Nabonidus of Babylon before his victory over Astyages.
When, in 553, Cyrus, king of Anshan, rebelled against Astyages, the Maraphians and Maspians joined with the Pasargadae; after his victory over Astyages all the Persian tribes acknowledged him, and he took the title of "king of Persia."
It was in the sixth year of Nabonidus (549 B.C.) - or perhaps in 553 - that Cyrus, " king of Anshan" in Elam, revolted against his suzerain Astyages, king of " the Manda " or Scythians, at Ecbatana.
24 ff.) that the Elamites suffered a heavy defeat in 596 B.C., it is very probable that the Pasargadian dynast Teispes con quered Anshan in this year.
The kings of the Pasargadae, from the clan of the Achaemenidae, had become kings of the Elamitic district Anshan (probably in 596, cf.