Bourbon and Habsburg brides are exchanged at the northern Spanish
city of Burgos, after proxy marriages between Louis XIII and Anne
of Austria, and Philip of Asturias with Elizabeth of Bourbon. After
these marriages have been solidified, France halts its interference
with Catholic policy in Germany.
Citation:
Editors. "Exchange of Bourbon and Habsburg brides at Burgos".
The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15761, accessed 19 May 2013.]