Editors. "Peace of Abö between Russia and Sweden". The Literary Encyclopedia. First published 01 April 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=17484, accessed 21 April 2014.]
Russia and Sweden sign the Peace of Abö. By the terms of this agreement, Sweden is forced to cede South Finland as far as the River Kiümen, and the war between the two countries is ended.