Editors. "Duke of Biron agrees to stand trial for treason before Henry IV". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15580, accessed 20 April 2014.]
In France, the Dukes of Biron and Bouillon form a conspiracy against Henry IV. When it is discovered, Biron agrees to appear before the King at Fontainebleu to respond to allegations of treason, but Bouillon flees to Germany.