1300
- 1333 Edward III, besieging Berwick-upon-Tweed, defeats Scots in the Battle of Halidon Hill.
- 1346 Scottish force sacks Hexham prior to defeat at the Battle of Neville's Cross.
- 1349 Black Plague
- 1377 Henry Percy becomes first Earl of Northumberland.
- 1388 Battle of Otterburn
Read more about this topic: Timeline Of Northumbria And Northumberland