In England, the House of Commons makes a Protestation which
challenges the King's right to imprison MPs. This is effectively a
measure of self-defence, since it follows criticism of James I's
pro-Spanish foreign policy.
Citation:
Editors. "Parliamentary Protestation denies the King's right to imprison MPs".
The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15875, accessed 22 May 2013.]