Louis XIII sends Richelieu into exile in Avignon for intriguing
with the Queen Mother, Marie de' Medici, behind the King's back.
Citation:
Editors. "Richelieu is ordered into exile in Avignon".
The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15803, accessed 19 June 2013.]