The Persians under Xerxes' command successfully invaded Thrace, Macedonia, Thessaly and central Greece before they were finally defeated and expelled.
Citation:
Bouchard, Elsa. "Second Persian War".
The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=11191, accessed 20 June 2013.]