Issue of Edward III of England – 3 February 1399), 1st Duke of Lancaster, fourth son. From the marriage of John of Gaunt and Blanche of Lancaster, daughter and heiress of the Duke of Lancaster, descended legitimate male heirs, the Lancasters (King Henry IV (1399-1413), who as Henry of Bolingbroke in 1399 deposed his first cousin King Richard II (1377-1399), and was followed by his son King Henry V(1413-1422) and the latter's son King Henry VI (1422-1471). This line ended in 1471 when King Henry VI's son Edward of Westminster, Prince of Wales was killed at the Battle of Tewkesbury and when he himself was deposed
Giovanni Battista Savelli Giovanni Battista Savelli Giovanni Battista Savelli (1422, Rome - September 18, 1498, Castel Gandolfo) was an Italian cardinal from the 15th century. Of the noble Savelli family to which belonged Pope Honorius III (1216–1227) and Pope Honorius IV (1285–1287) and Cardinals: Bertrando Savelli, Silvio Savelli, Giulio Savelli, Fabrizio Savelli, Paolo Savelli and Domenico Savelli. He was called "the Cardinal Savelli". He was honoured protonotary apostolic.Named governor of Bologna, 1468 - 1470. There is no data about his education. Savelli was created cardinal "in pectore" by Pope Paul II in May or June 1471,because of the opposition of Cardinal Latino Orsini