The Treaty of Boulogne marked the end of the war: France bought back the city for 400, 000 crowns.
Citation:
Editors. "England surrenders Boulogne to France and removes troops from Scotland".
The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=10073, accessed 22 May 2013.]