Frederick William, the Great Elector of Brandenburg, conquers
Stralsund from the Swedes.
Citation:
Editors. "The Great Elector conquers Stralsund from the Swedes".
The Literary Encyclopedia. First published 01 April 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=16663, accessed 25 May 2013.]