In the war of Mantuan Succession the Spanish besiege the town
Casale. This is an important point for control of the Po Valley,
and French aid forces Spain to give up the siege. However, this
merely means that they move to lay siege to Mantua instead.
Citation:
Editors. "The Spanish besiege Casale".
The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=16003, accessed 19 May 2013.]