Editors. "Irish rebel Shane O'Neill, Earl of Tyrone, is assassinated". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15060, accessed 18 April 2014.]
Shane O'Neill, Earl of Tyrone, the Irish rebel, who recently invaded Tyrconnel, is assassinated by the MacDonnells, to whom he had fled for safety.