Princes in the Tower household which stated: "the children should be together at one breakfast". James Gairdner, however, argues that it is unclear to whom the phrase "the children" alludes, and that it may not have been a reference to the princes. It may refer to Edward, Earl of Warwick (son of the Duke of Clarence) and Edward IV's two youngest daughters (Catherine and Bridget), all of whom were living under Richard's care at Sheriff Hutton. Other than their disappearance, there is no direct evidence that the princes were murdered, and "no reliable, well-informed, independent or impartial sources" for the associated events. Nevertheless, following
Expropriation of the Princes in the Weimar Republic with the petition, the opponents of the referendum included right-wing associations and parties, agricultural and industrial interest groups, the churches, and the "Vereinigung Deutscher Hofkammern", the association representing the interests of the former federal Princes: The expropriation opponents increased their efforts. Their core message was the claim that the proponents of the referendum were not just interested in the expropriation of the princes' property but intended the abolition of private property as such. The opponents called for a boycott of the referendum. This made sense from their perspective because each abstention (and each invalid vote) had the same effect as