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
Pietru Caxaro the years 1440-1441. In 1441, he also sat as judge in the courts of Malta, and the similarly in 1475. He was judge at the civil courts in 1460-1461, 1470–1471 and 1481–1482, and judge at the ecclesiastical courts in 1473 and 1480-1481. Caxaro was also jurat at the Town Council of Mdina in 1452-1453, 1458–1459, 1461–1462, 1469–1470, 1474–1475 and 1482-1483. He was a notary or secretary to the same council in 1460 and 1468. He possessed considerable property at the northern side of Malta, and was the owner of six slaves. During all this time, Caxaro was on very good