Issue of Edward III of England the Yorks left Richard III as king, supported and then betrayed by his cousin Buckingham, the descendant of Thomas of Woodstock. Finally, the Yorks were dislodged by the remaining Lancastrian candidate, Henry VII of the House of Tudor, another descendant of John of Gaunt, who married the eldest daughter of Yorkist King Edward IV. Edward, the Black Prince (15 June 1330 – 8 June 1376), Duke of Cornwall, Prince of Wales. The eldest son of Edward III who predeceased his father and never became king. Edward's only surviving child was Richard II who ascended to the throne but produced no
Desa (monarch) Desa (monarch) Desa (Serbian Cyrillic: Деса) was the Serbian co-ruler from 1148 to 1153, alongside his elder brother Uroš II, Grand Prince of Serbia; the Prince of Duklja, Travunija and Zahumlje from 1149 to 1162; the Grand Prince of Serbia from 1153 to 1155, and again from 1162 to 1166. Desa was the youngest of three sons of Uroš I, the Grand Prince of Serbia from 1112 to 1145. His mother was Anna Diogenissa, a Byzantine noblewoman. The eldest son Uroš II succeeded their father in 1145. Their sister, Helena, married Béla II of Hungary (r. 1131–41). Upon the death