Henry Grey, Duke of Suffolk, Lady Jane Grey's father, is executed
for his part in attempting to place his daughter on the throne of
England, in place of Edward VI's Catholic sister Mary Tudor.
Citation:
Editors. "Lady Jane Grey's father is executed".
The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14871, accessed 23 May 2013.]