Editors. "Marriage treaty between Catherine of Aragon and Arthur, Prince of Wales ratified". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=13989, accessed 25 May 2013.]
Ferdinand and Isabella ratify the treaty that arranges for their daughter Catherine of Aragon to marry Arthur, Prince of Wales.