Princes in the Tower act stated that Edward IV and Elizabeth Woodville's marriage was invalid because of Edward's pre-contract of marriage with Lady Eleanor Butler. Gloucester was crowned King Richard III of England on 3 July. The declaration of the boys' illegitimacy has been described by Rosemary Horrox as an ex post facto justification for Richard's accession. Dominic Mancini, an Italian friar who visited England in the 1480s and who was in London in the spring and summer of 1483, recorded that after Richard III seized the throne, Edward and his younger brother Richard were taken into the "inner apartments of the Tower" and
Tower of the Sun transform the tower into a giant monster robot. As part of ad campaign for the model, the tower is shown in a short animated sequence in which would transform and briefly fight a monster in same style as Tokusatsu programs. The Tower of the Sun, as well as the Expo of 1970, plays a central role in Naoki Urasawa's manga: "20th Century Boys". In this series the tower becomes one of the main symbols of the "cult of the friend," an evil association that wants to conquer the world. It also appears in the movie I Wish (film) (Kiseki, 2011,