December 1389 in history

Born in December 1389

Dec 5 Zbigniew Oleśnicki (cardinal) a high-ranking Roman Catholic clergyman and an influential Polish statesman and diplomat. He served as Bishop of Kraków from 1423 until his death in 1455. He took part in the management of the country's most important affairs, initially as a royal secretary under King Władysław II Jagiełło and later as the effective regent during King Władysław III's minority. In 1449 he became the first native Polish cardinal
Dec 24 John VI Duke of Brittany duke of Brittany, Count of Montfort, and titular earl of Richmond, from 1399 to his death. He was son of Duke John V and Joan of Navarre