Wars of the Roses a "sudden narrowing in the direct line of descent" near the end of his reign. His eldest son, Edward, the Black Prince, had died the year before. Edward III was succeeded on the throne by the Black Prince's only surviving son Richard II, who was only 10 years old. Richard's claim to the throne was based on the principle that the son of an elder brother had priority in the succession over his uncles. Since Richard was a minor, had no siblings, and had three living uncles at the time of Edward III's death, there was considerable uncertainty about who
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