Editors. "A Catholic League of German princes is formed at Munich". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15667, accessed 20 April 2014.]
In opposition to the Protestant Union formed in May 1608, the Catholic princes of Germany meet at Munich to form a League of their own under the leadership of Maximilian, Duke of Bavaria.