He was subsequently murdered along with over 150 relatives and guests during the Braganstown Massacre in 1329 .
Richard 's cousin John Earl of Louth defeated Edward Bruce at the Battle of Faughart in 1318 .
Edward Bruce was subsequently murdered along with over 150 relatives and guests during the Braganstown Massacre in 1329 .
Richard 's cousin John Earl of Louth defeated Edward Bruce at the Battle of Faughart in 1318 .