The Decree was made by Alexander the Great and read by his officer Nicanor at the Olympic Games. It ordered the return of all exiles of Greece to their origins.
Bouchard, Elsa. "Proclamation of the Exiles' Decree". The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=11291, accessed 21 October 2014.]