[1] Harrington then being the remaining heir, entered his inheritance in circa 1360, having been a ward of Sir James Pickering, who had purchased the wardship from John of Gaunt.
[2] He went to Ireland in 1369 where he fought for at least two years, accompanied in service by his former guardian,[1] under one William Windsor (who was married to Alice Perrers, King Edward III's mistress).
[1] Knighted by April 1369,[1] he was five-time MP for Lancashire; his final entry to the House of Commons of England was less than two years before his death.
[2] His estates passed to his eldest son, Sir William, and Nicholas and James entered the household of Henry IV as squires.
Via his daughter Elizabeth he is the great-grandfather of Thomas Stanley, 1st Earl of Derby (husband of Lady Margaret Beaufort and step-father to Henry VII of England).