Peasants' Revolts in the Black Forest and Wurttemberg, which
continued until the following year. These revolts came after
repeated years of famine. They were not solely spontaneous, being
rooted in longstanding conspiracies, several of which used the
'union shoe' as their icon of oppression.
Citation:
Editors. "Peasants' Revolts in the Black Forest and Wurttemberg".
The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14202, accessed 26 May 2013.]