Alternative successions of the English and British crown of the "Clarence" claim also draw on the debated validity of Edward IV's marriage to Elizabeth Woodville, which allows them to argue that, even if Edward was legitimate, his children were not. Another point is that Henry VI passed a law in 1470 that should both he and his son Edward of Westminster die without further legitimate issue, the crown was to pass to "Clarence", as Henry had placed an attainder upon Edward IV. When Henry died in 1471 (Prince Edward having died in battle shortly before), "Clarence" (who could claim descent from John of Gaunt, as could his wife
Pêro Escobar Pêro Escobar Pedro Escobar, also known as Pêro Escobar, was a 15th-century Portuguese navigator who discovered São Tomé (December 21, 1471), Annobon (January 1, 1472), Príncipe (January 17, 1472) islands, together with João de Santarém c. 1470. He is then recorded sailing with Diogo Cão on his first voyage in 1482, and as the pilot of the famous Bérrio caravel on Vasco da Gama’s first expedition in 1497 to sail directly from Europe to India. He was also on Pedro Álvares Cabral’s discovery of Brazil in 1500. In 1471, working in the service of Lisbon merchant Fernão Gomes, who had