Faced with the Sack of Rome and as a prisoner of the imperial
troops, Pope Clement VII is forced to sign a treaty with Charles V.
This grants the Emperor ecclesiastical privileges and provides him
with considerable sums of money. By its terms, the Pope also
promises to call a general council of the Church.
Citation:
Editors. "Pope Clement VII is forced to sign a treaty with Charles V".
The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14389, accessed 22 May 2013.]