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
Edward the Black Prince Périgord and Comminges and other lords set on Sir Thomas Wake the high-steward of Rouergue, slew many of his men, and put him to flight. The prince sent for Chandos, who came to his help, and some fighting took place, though war was not yet declared. His health was now so feeble that he could not take part in active operations, for he was swollen with dropsy and could not ride. By 18 March 1367 more than nine hundred towns, castles, and other places signified in one way or another their adherence to the French cause. The Black Prince had