In England, the Convention Parliament meets, sitting until the
following year. It is so called because its meeting, not summoned
by any monarch, was in contravention of the constitution of
England, but it acted to establish important details of that
constitution.
Citation:
Editors. "Convention Parliament meets".
The Literary Encyclopedia. First published 01 April 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=16815, accessed 19 June 2013.]