Editors. "Pope Paul III undertakes to aid Charles V with 12,000 men". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14736, accessed 19 May 2013.]
Pope Paul III agrees to supply 12,000 men to aid Charles V in his imminent war against the Schmalkaldic League of German Protestant princes.