Editors. "Northern European alliance formed against Sweden". The Literary Encyclopedia. First published 01 April 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=17168, accessed 08 December 2013.]
Prussia, Saxony, Poland, Hanover and Denmark form an alliance, declaring war on Sweden. As part of this pact, an agreement is made whereby Denmark will sell its Duchies of Bremen and Verden to Hanover.