About a year after his birth, the child was legitimised by royal decree[4] and so he was able to receive a knightly education typical of the offspring of the noble families of the time.[3] Three children were born to the union, two boys who died early in life, and a girl, Beatriz, who married Afonso, son of King John I and founder of the House of Aviz.In order to preserve Portuguese independence, the nobles supported the claim of King Ferdinand's half-brother John, Master of Aviz to the throne.[2] After the 1383-1385 Crisis, Álvares Pereira was made the count of Arraiolos and Barcelos, which, along with the previous title, were the only three countships existing at the time and which had been taken from nobles who had taken the part of Castile.He wept for he considered Nuno Álvares Pereira his closest friend, the man who had put him on the throne and saved his country's independence.His epitaph read: "Here lies that famous Nuno, the Constable, founder of the House of Bragança, excellent general, blessed monk, who during his life on earth so ardently desired the Kingdom of Heaven that after his death, he merited the eternal company of the Saints.According to a recent statement by the postulator general of the Carmelite Order, his canonisation was postponed for diplomatic reasons (the Portuguese ambassador indicated that the time was not right).[9] On 3 July 2008 Pope Benedict XVI signed two decrees in Rome, promulgating the heroic virtues of Nuno Álvares Pereira and the authenticity of a miracle that had already been previously confirmed as such by medical and theological commissions.