After Cyrus the Younger's unsuccessful rebellion and the subsequent execution of the Greek generals involved, a large expedition of Greek mercenaries led by Xenophon crossed Asia in a long march home to Greece.
Bouchard, Elsa. "Expedition of the Ten Thousand". The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=11247, accessed 08 March 2014.]