One daughter of this man married King Joao I of Portugal. Late in life, this man married his mistress, Katherine Swynford. He earlier married a Spanish princess after he intervened in a Spanish civil war and helped restore Pedro the Cruel to power. Residences of this man included the Savoy Palace, which was destroyed during the Watt Tyler riots. This man's brother was Edward the Black Prince, while his son defeated the Ho
One daughter of this man married King Joao I of Portugal. Late in life, this man married his mistress, Katherine Swynford. He earlier married a Spanish princess after he intervened in a Spanish civil war and helped restore Pedro the Cruel to power. Residences of this man included the Savoy Palace, which was destroyed during the Watt Tyler riots. This man's brother was Edward the Black Prince, while his son defeated the Hotspur Rebellion and overthrew Richard II. For 10 points, name this father of Henry IV, an English prince who founded the House of Lancaster.
One daughter of this man married King Joao I of Portugal. Late in life, this man married his mistress, Katherine Swynford.
{John} of {Gaunt}