Editors. "Princes of Lower Saxony agree to provide troops for Christian IV of Denmark". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15926, accessed 19 June 2013.]
The princes of Lower Saxony agree to send an army in support of Christian IV of Denmark. It will be led by the Duke of Holstein, leader of the German Protestant Princes.