Several Huguenot communities rejected French royal authority after the St Bartholomew's Day massacre in which some twenty thousand French Protestants were killed.
Editors. "Fourth civil war in the French Wars of Religion". The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=10160, accessed 02 April 2015.]