 Queen Elizabeth replaced Stephen Lackfi with Thomas Szentgyörgyi, who used draconian measures to put an end to a conspiracy against the queens in Zadar in May 1384.Although the last Diet was held in the early 1350s, the queens convoked a Diet to deal with the grievances of the noblemen.Mary confirmed her father's decrees of 1351 summarizing the noblemen's privileges on 22June 1384.