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 Four years after their discovery, the bones were placed in an urn and, on the orders of King Charles II, interred in Westminster Abbey, in the wall of the Henry VII Lady Chapel. A monument designed by Christopher Wren marks the resting-place of the putative princes. The bones were removed and examined in 1933, by the archivist of Westminster Abbey, Lawrence Tanner; a leading anatomist, Professor William Wright; and the president of the Dental Association, George Northcroft. By measuring certain bones and teeth, they concluded the bones belonged to two children around the correct ages for the princes. The bones