Editors. "Venice joins Charles V's league against France". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14310, accessed 19 May 2013.]
Venice joins Holy Roman Emperor Charles V's league against France, the Constable of France, Charles of Bourbon, defects to his side, putting Charles in a very strong position.