Francis I, reviving French claims to the sovereignty of Artois and Flanders in violation of the Treaty of Cambrai, summons Charles V before the Parlement of Paris, to do homage for those duchies, which the Emperor ignores. Francis secures an agreement with Suleiman I of Turkey for a joint attack on Charles V.
Editors. "France allies with the Turks to attack Charles V". The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=10016, accessed 01 May 2016.]