Count Tilly, commander of the Imperial forces for Ferdinand II,
fails in an attempted attack on Gluckstadt.
Citation:
Editors. "Count Tilly fails in his attack on Gluckstadt".
The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15993, accessed 21 May 2013.]