Example image of eyePlorer eyePlorer map for 'House of Lancaster': House of Plantagenet Civil war England and Wales Wars of the Roses Edward III of England Henry IV of England Henry V of England Henry VI of England John of Gaunt, 1st Duke of Lancaster Blanche of Lancaster Earl of Lancaster Earl of Leicester Duke of Lancaster Richard II of England House of York Lionel of Antwerp, 1st Duke of Clarence Hundred Years' War 1415 Battle of Agincourt House of Valois Charles VI of France Treaty of Troyes Charles VII of France Joan of Arc Dual monarchy of England and France Edward IV of England Battle of Tewkesbury Edward of Westminster, Prince of Wales House of Beaufort Katherine Swynford Henry VII of England Lady Margaret Beaufort Richard III of England Elizabeth of York Tudor dynasty Duchy of Lancaster Floral emblem Lancashire Rose (heraldry) Yorkshire Lancaster University Roses Tournament University of York Battle of Bosworth Field Battle of Ferrybridge Battle of Hexham Battle of Shrewsbury Edmund de Ros, 11th Baron de Ros Henry Holland, 3rd Duke of Exeter John Clifford, 9th Baron de Clifford