The earl of Warwick and George duke of Clarence are anchored outside Calais harbour after fleeing England with the countess of Warwick, duchess of Clarence and Anne Nevill. John Wenlock sends word that they should not try to land in Calais. Isobel duchess of Clarence gives birth to her first child, a boy, who is either stillborn or dies within hours. He is buried at sea. Her father sends to Calais for wine for her, as it was believed to have strengthening qualities.