Editors. "Charles V gains Milan". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14367, accessed 21 May 2013.]
The Duke of Bourbon, acting in the service of Emperor Charles V, defeats the Duke of Urbino and, on 25th July, takes Milan for the Empire, forcing Francesco Sforza to surrender.