Philip, Landgrave of Hesse defeats Ferdinand of Austria with the
aid of a French army. This victory at Laufen in southern Germany
allowed Ulrich, Duke of Wurttemberg, to be restored to his duchy.
Citation:
Editors. "Philip of Hesse defeats Ferdinand of Austria at Laufen".
The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14526, accessed 19 June 2013.]