This Day in History: 1397-09-29

On 29th September 1397, two of John of Gaunt’s, lord of Pontefract, children by his first and third marriages, were given titles by Richard II in a series of mass creations of peerages. Henry Bolingbroke, Earl of Derby, was made Duke of Hereford and John Beaufort, Marquess of Somerset and Marquess of Dorset.