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
Princes in the Tower their disappearance, rumours quickly spread that they had been murdered. Only one contemporary narrative account of the boys' time in the tower exists: that of Dominic Mancini. Mancini's account was not discovered until 1934, in the Municipal Library in Lille. Later accounts written after the accession of Henry Tudor are often claimed to be biased or influenced by Tudor propaganda. Four unidentified bodies have been found which are considered possibly connected with the events of this period: two at the Tower of London and two in Saint George's Chapel, Windsor Castle. Those found in the Tower were buried in Westminster