page_title: Henry Percy, 1st Baron Percy
hierarchical_section_title: Henry Percy, 1st Baron Percy
caption_attribution_description: English: Seal of Henry de Percy, 1st Baron Percy
context_page_description: Henry de Percy, 1st Baron Percy of Alnwick was a medieval English magnate.
  He fought under King Edward I of England in Wales and Scotland and was granted extensive estates in Scotland, which were later retaken by the Scots under King Robert I of Scotland. He added Alnwick to the family estates in England, founding a dynasty of northern warlords. He rebelled against King Edward II over the issue of Piers Gaveston and was imprisoned for a few months. After his release, he declined to fight under Edward II at the Battle of Bannockburn, remaining at Alnwick, where he died a few months later, aged 41.
context_section_description: Henry de Percy, 1st Baron Percy of Alnwick (25 March 1273 – October 1314) was a medieval English magnate.
  He fought under King Edward I of England in Wales and Scotland and was granted extensive estates in Scotland, which were later retaken by the Scots under King Robert I of Scotland. He added Alnwick to the family estates in England, founding a dynasty of northern warlords. He rebelled against King Edward II over the issue of Piers Gaveston and was imprisoned for a few months. After his release, he declined to fight under Edward II at the Battle of Bannockburn, remaining at Alnwick, where he died a few months later, aged 41.
caption: Seal of Henry Percy from the Barons' Letter, 1301, which he signed as Henricus de Percy, D(omi)n(u)s de Topclive (Henry de Percy, Lord (feudal baron) of Topcliffe). His seal bears the legend: SIGILLUM HENRICI DE PERCY /SIGILLUM HENRICI DE PERCI ("seal of Henry de Percy")
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