Editors. "The Earl of Tyrone leads a second rebellion in Ireland". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15007, accessed 16 April 2014.]
Shane O'Neill, Earl of Tyrone, who had led a rebellion in Ireland the previous year, rises in rebellion for a second time, which this time continues until 1567.