The Treaty of Saint Germain-en-Laye arranges for Cardinal Richelieu
to purchase the services of Bernhard of Saxe-Weimar's army through
paying him a regular subsidy.
Citation:
Editors. "The Treaty of Saint Germain-en-Laye".
The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=16096, accessed 25 May 2013.]