House of Braganza-Saxe-Coburg and Gotha prevalent mainly in the writings of non-Portuguese historians and genealogists, as European custom classifies a descendant branch on the basis of patrilineal descent, which means that the House of Braganza-Saxe-Coburg and Gotha is a cadet branch of the House of Saxe-Coburg and Gotha-Koháry. Nonetheless, the 1838 Portuguese constitution stated that the House of Braganza was the ruling house of Portugal, by way of Queen Maria II, and her descendants still continued to style themselves as members of the House of Braganza, as opposed to Saxe-Coburg-Braganza. With the death of King Manuel II without legitimate issue in 1932, the dynasty became
House of Braganza of Marquis of Vila Viçosa and Count of Neiva. Fernando I's children, by his wife, Joana de Castro, Lady of Cadaval, continued to enlarge the influence of the House of Braganza. Of his nine children, all six who survived to adulthood established themselves either through positions or marriages, though the actions of King João II would seek to weaken their influence. Fernando I's first son and successor, Fernando II, was initially a bright and popular nobleman, but his conflict with King João II would see his and the House's downfall. His second son, João of Braganza, 1st Marquis of Montemor-o-Novo,