Wars of the Roses the Hundred Years' War, unfolding the structural problems of feudalism, combined with the mental infirmity and weak rule of King Henry VI which revived interest in Richard of York's claim to the throne. Historians disagree on which of these factors to identify as the main reason for the wars. With the Duke of York's death, the claim transferred to his heir, Edward, who later became the first Yorkist king of England, as Edward IV. He reigned from 1461, interrupted by a Lancastrian uprising and reinstallment of Henry VI in 1470 to 1471, until his sudden death in 1483. His son
French history in the English-speaking theatre 1471, Philip II of France, king from 1180 to 1223, Charles VI of France, king from 1380 to 1422, and Charles VII of France, king from 1422 to 1461. In the first scene of "King John", John of England receives a message from Philip II of France, demanding that he abdicate his throne to his nephew, Arthur I of Brittany, believed to be the rightful heir. When John refuses, war is declared. But to obtain a stronger claim to his throne and to appease the French (act 2, scene 1), John agrees to a marriage contract between Blanche of Castile,