Events

• 20 July - Death of Roger Mortimer, 4th Earl of March at the Battle of Kells
  Battle of Kells
  The Battle of Kells was a battle between Edward Bruce and Roger Mortimer, 1st Earl of March. Mortimer was decisively beaten. The battle's outcome however, did not matter, for after, Bruce was defeated in the Battle of Faughart....
  
   in the war against the Leinster
  Leinster
  Leinster is one of the Provinces of Ireland situated in the east of Ireland. It comprises the ancient Kingdoms of Mide, Osraige and Leinster. Following the Norman invasion of Ireland, the historic fifths of Leinster and Mide gradually merged, mainly due to the impact of the Pale, which straddled...
  
  Irish.