Family relationships are at the center of Henry IV, Part 1 . King Henry IV and Prince Hal form one major father-son pair, with Henry in despair because Hal lives a dissolute life. The father-son pair of Hotspur (Lord Henry Percy) and his father, the Earl of Northumberland, is in seeming contrast; the king envies Northumberland "his Harry," wishing he could claim the gallant Hotspur as his own. Meanwhile, Hal has entered into a quasi-father-son relationship...