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.
Citation:
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 June 2013.]