The King of Sicily surrenders his title and becomes King of
Sardinia at the command of the Quadruple Alliance.
Citation:
Editors. "King of Sicily surrenders his title at the command of Quadruple Alliance".
The Literary Encyclopedia. First published 01 April 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=17226, accessed 20 May 2013.]