Edmund Beaufort (died 1471) on the south side of Tewkesbury Abbey, under an arch. His younger brother John had been killed during the battle, and as both died unmarried, "the house of Beaufort and all the honours to which they were entitled became extinct". The execution shortly thereafter of Henry VI left Edmund's 1st cousin, Margaret Beaufort, and her son, Henry Tudor, as the senior representatives of the House of Lancaster. Attribution Edmund Beaufort (died 1471) Edmund Beaufort (c. 1438 – 6 May 1471), styled 4th Duke of Somerset, was an English nobleman, and a military commander during the Wars of the Roses, in
Catalan Civil War his new lieutenant. In 1471 the French troops fighting with the Catalans retired to France and the advantage shifted decidedly to John II. Joan Margarit, the Bishop of Girona, returned his city to John (October 1471), followed by other towns. Duke John of Lorraine died at Barcelona on 16 December 1470 and the Catalans lost their most important ally. King René lived until 1480, but was not personally present in Catalonia. King John II campaigned in the Alt Empordà until June 1472 and then against Barcelona. A naval and land siege lasted from November 1471 to 16 October 1472. By