
Aryandes was the Persian satrap of Egypt in the late sixth century BCE. He was first appointed in c. 525 BCE by Cambyses, the Persian conqueror of Egypt. In 521 BCE, Aryandes probably dealt with a rebellion led by a local dynast named Petubastis. By 510, Aryandes fell foul of the reigning Persian monarch, Darius I, and was executed. ...
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http://en.wikipedia.org/wiki/Aryandes

(from the article `Darius I`) ...rising in Susiana was put down, he had established his authority in the east. In 518 Darius visited Egypt, which he lists as a rebel country, ...
Found on
http://www.britannica.com/eb/a-z/a/108
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