What happens to his children in this scenario:
John of Lancaster, 1st Duke of Bedford, 1st Earl of Kendal and 1st Earl of Richmond (b.1389: d.1435) m. Anne (b.1404: d.1432) (a), Jacquetta of Luxembourg (b.1416: d.1472) (b)
What is the POD, in OTL neither of his marriages brough about children, maybe you should change the wives as:
John's first marriage was to Anne, daughter of John the Fearless on 13 May 1423 in Troyes, the couple were happily married, despite being childless. Anne died of the plague in Paris in 1432, while John's second marriage was to Jacquetta of Luxembourg. This marriage was also childless, though Jacquetta went on to have more than a dozen children in her second marriage.
Potenial wives:
- Isabella of Portugal, daughter of John I of Portugal and Philippa of Lancaster
- Michele of Valois, daughter of Charles VI of France
- Anne de Mortimer, daughter of Roger Mortimer, 4th Earl of March and descendant of Edward III of England.
- Joan Beaufort, daughter of John Beaufort, 1st Earl of Somerset, and Margaret Holland, and a half-cousin of John.
- Eleanor Neville, daughter of Ralph de Neville, 1st Earl of Westmorland and great-granddaughter of King Edward III, via John of Gaunt.
- Margaret of Burgundy, another daughter of John the Fearless.
- Catherine of Pomerania, Countess Palatine of Neumarkt, Catherine was a candidate for a time for marriage to Prince Henry of Wales, (OTL Henry V) This marriage was suggested in 1400-1401, and it was the idea that a double wedding was to be arranged between Catherine and Henry in parallel to the wedding between her brother Eric and John's sister Philippa.
- Isabel le Despenser, Countess of Worcester, posthumous daughter and eventually the sole heiress of Thomas le Despenser, 1st Earl of Gloucester by his wife, Constance of York. She was born six months after her father had been beheaded for plotting against King Henry IV.