Editors. "Henry II of France begins campaigning in Italy against Charles V". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14819, accessed 21 December 2013.]
Hostilities break out between Henry II of France and Emperor Charles V, as Henry sends a French army to begin campaigning in Italy against Charles.